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跪求高手给答案
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+ j" \' `9 e( n可以的话 解释一下原因 谢谢大家
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1.Which of the following are best practices with respect to backing?$ C$ ]8 T! u, r) o1 s
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A)Back at 10km/h0 j B. ]& F0 H$ |4 s
( D0 k$ G; a' w; x, n B)All of the answers are correct1 Q! f2 X% v( q7 w- @
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C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?& t' k9 E! s9 w9 M& t; O, W
A)Lock your brakes and turn toward the ditch
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B)Use controlled braking and steering to collide with any objects at an angle
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C)Lock your brakes and steer hard to the left side of the highway
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% ^+ P7 P/ @& `+ y3 h8 y D)Slam on the brakes and hit head-on* s! _- M, D" T& O
$ S+ L" N$ g# _8 V( D 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:; ]2 U8 m4 ^' n: z0 o+ h/ b; {
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A)Pump the brakes* @) q& G* G. J* q
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B)Shift to a lower gear and squeeze the brakes, [% `( @5 e9 W
! Q+ N7 @& W+ H! U# J7 d C)Lock the brakes& x& ^- V5 n* X a1 J
% v, ^' b+ @0 D7 q D)Threshold brake! J- V4 b8 t( {, }
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:* y; F) r# m' d# ^( Q
& Z- \# C1 ?9 Q) z A)Apply firm pressure on the brake pedal3 Y( R! t5 x, {
5 O4 Y; P) i1 `; M B)Quickly pump the brake pedal* Y6 ?: v7 i3 Y5 j
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C)Slowly pump the brake pedal
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D)Press on the brake pedal until you feel a pulsating, then ease up
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# o( f! w, N: P& R* P 5.What is the minimum distance ahead that you should look when driving?8 E6 {. ~ Y ^; i% O% @7 t1 y& a
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A)Four seconds ahead
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: m k. _- f0 Y) s3 e+ l1 {6 u& } B)12 to 15 seconds ahead5 q1 x# `5 h1 W
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C) Four car lengths
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D) About 1 km
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4 }6 L. P h N8 h% g4 Q2 c 6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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A) The automotive department or service station
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B) The owner/operator
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C) Law enforcement officers
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# ?* p" N$ Y/ J5 k+ u+ R3 v D) The manufacturer
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7 J) L3 Y% x$ Y! E3 _) ^. ? 7.The condition of tires on a vehicle is important because:
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A) Contact between tires and the road stop the vehicle
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& m( a7 c6 R. \ g6 ^9 y B) All of the answers are correct
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/ l; m3 k, A4 J+ u( _) l) W3 Q C) Tires provide traction0 f$ J% A9 y; f* d6 u
% M+ ] w: [7 }; T' u. X' e D) Tires carry the vehicle's load5 b: x* X O, q; ?
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8. A yellow traffic sign indicates:
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A) Roadside services' C/ z' @: M2 ]4 G; {
1 F, O$ u' X# t0 v: F B) A construction zone
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C) A general warning3 r6 X! }6 l- d( S% _, A2 T
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D) A prohibitive message
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9 p) {# y" I3 L" @) x 9. You are driving on a highway when the left front tire suddenly goes flat. You should:
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A) Signal, pump brakes, and steer left
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0 v! r0 S. Q. v, ?7 r" Z B) Signal, pump brakes, and steer right6 b3 P) w& N2 `# L
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C) Grip the wheel firmly, engage ABS brakes, and steer right/ i7 g1 ?$ n' ~& ^; ?
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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10. Properly understanding an anti-lock braking system:1 n' T) Q) S1 y0 g
# |3 v' X+ b! D, n% Q A) Can help drivers be safer on the road
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9 `+ ^* [0 l/ c4 M, T/ S' E+ n. T* y B) All of the answers are correct
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C) Can greatly reduce the risk of injury( T2 T, o2 v) f+ M: i
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D) Can reduce the risk of having a collision
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11. You should return to your lane after passing another vehicle once:
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; h% {$ o& n3 Q% o2 d/ _2 t A) The other driver signals with the lights
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B) You can see the other vehicle in your rear-view mirror/ l G8 u- V) \; f( o8 V" [
) e% ^3 M2 k1 @% Z8 z$ K) z C) Your rear bumper passes the front bumper of the other vehicle% J( _1 z# k M( b2 H2 C, Z9 R; b
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D) You are 5 metres past the vehicle
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12. To be proactive and reduce the chance of road rage in other drivers, you should: R" i. q' O& P7 P9 b
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A) Drive the same speed as all other drivers
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$ |: m# \' q9 a B) Signal 30 metres prior to turns in rural areas7 ?, \3 _$ L# [ Q! _4 Z
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C) Keep a space cushion all around your vehicle; `4 }! e4 Y/ E1 `8 e) n2 G$ A- s
- x, u' m& z: N# ^9 M: N: c D) All of the answers are correct
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0 x; [' g) P7 E$ g( ^- h 13. The first thing you should do prior to backing out of a parking stall is:8 a- ]% c3 u" S
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A) Sound your horn twice6 O) |- e# r+ A# g% a
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B) Proceed slowly. d; n( u6 R/ ?: c: {% x" `4 }
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C) Walk around the vehicle to check for hazards
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D) Use your mirrors and look out the rear window, i+ s& E7 g% O9 b( E
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14. What causes most vehicle crashes?
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A) Traffic laws
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B) Defects in the road
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1 m/ u$ J$ r. E! c C) Human error1 t- B( _& C8 L: T1 m# R! L# Q( Y
6 n+ N8 }+ r! ?* y) ~7 g D) Inadequate traffic controls
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4 E+ R& Q: N3 @/ `" ?' e 15. A black/white or red/white traffic sign indicates:
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( h9 b( y/ H! Y# w" f! W) Q: F# @ A) A construction zone: |) |- B" ~0 ~/ R0 h, a5 F) u
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B) A general warning
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H3 g4 \- i0 q* R C) Roadside services
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D) A traffic regulation% B2 a/ I* x o0 I7 m9 w3 R7 S9 `+ c
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% @* a0 j4 W3 W! q 16. A flashing red traffic control light always has the same meaning as:
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3 \. k9 e( H9 |! |7 Q3 {A) A caution sign/ a5 w" {; i9 q: ?" W
5 P. X$ `7 C3 fB) A yield sign
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7 L P/ y! _4 B3 l) d# l! J- T( ~C) A stop sign
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% ?% j9 A- ~) x' ]1 [: A* K5 h6 QD) An ordinary red traffic light) h. u6 R4 q0 {1 Y( A: {: E/ P
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2 C4 F. k8 C- i3 H& n17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast
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& U) c$ \" J( E+ k( `" t" IB) Driving with all season tires
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' J1 s9 c& C8 a& sC) Braking sharply while in the curve5 Y0 S2 ] M v: u0 o$ l$ \
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D) Being unfamiliar with the road and road conditions
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+ l& R) S" l/ n" `, U* B 18. You will anticipate better when driving in a rural area if you:
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A) Check your mirrors every 30 seconds9 Y* t" B4 ?7 k/ s
( V4 ]" L/ B$ \/ S' ` B) Scan at least 25 seconds ahead: Q# f2 x, a- _5 }+ i
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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( C8 {; V) p9 B% p6 D/ W A) Time management
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' g4 s& V& Q6 D0 U% Y1 e' ?3 W B) Communication
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4 Z/ J# L/ n* H C) Searching/ _+ ~7 Q% n0 O& ]* T
/ M+ G. ~# P5 t D) Managing space
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:: g g0 m) a r5 e+ I. C7 r$ k0 c
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A) A braking skid
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+ k! B! a+ R: \ B) A cornering skid
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C) Power steer \6 A6 C7 P s6 G! ~9 K
+ e; r8 \4 H( H6 [ D) Understeer' r# o9 V% C& L% D
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21. To keep a safe following distance in an urban area, a driver should:0 F, {) E* |0 Q2 j
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A) Keep at least a two car length following distance3 a' e g5 ?$ i( ]& T
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B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance' M3 y a4 ?% ]8 T$ L# n
6 E6 \7 v1 ?( W9 X1 B$ J! P D) Keep one car length for every 10km/h of speed
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