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跪求高手给答案
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; P2 h5 s! u/ S! D2 V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?" }# y' V5 s% t/ m
/ e- C' e7 T; D; o A)Back at 10km/h
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! i! x! I6 ^- l4 k B)All of the answers are correct
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C)Back to the blind side of the vehicle
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6 P) B1 ?. s3 J* I6 G 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?' g/ l4 I, J% f$ h2 E. g# x6 m
A)Lock your brakes and turn toward the ditch l) w& t: _: B. |
( b# S9 k& X6 z% y B)Use controlled braking and steering to collide with any objects at an angle+ C* G7 `* \, b
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C)Lock your brakes and steer hard to the left side of the highway
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D)Slam on the brakes and hit head-on: V6 D* M0 Y! O- C- c$ D0 k2 ?
& x/ x9 H+ y) R0 j8 V1 z$ `3 a 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:! x& @* v5 V, c$ e7 y* {- c
* J: a' g+ [# B- a A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes
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3 @5 e) U8 q- b# p5 z4 ^- C C)Lock the brakes% E4 O( x- ~+ o' F
0 U3 [ v+ Q, i& r0 a/ x9 k9 c) O D)Threshold brake
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:1 g$ o6 \! ?/ B. H0 b1 ?' Q
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A)Apply firm pressure on the brake pedal8 w3 r9 f: ]8 e4 v7 k
+ ?/ p% e- f# A$ ] B)Quickly pump the brake pedal7 E* J) Y6 ]. m4 C# e# [: N! V. i
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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* j, K; l1 S; p, U% W
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5.What is the minimum distance ahead that you should look when driving?
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8 b- C: I( i3 r# x- u% N1 v7 K" ? A)Four seconds ahead& s; ]6 b4 v N7 p/ y
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B)12 to 15 seconds ahead) l% z x5 U" f
+ }0 i( X1 z" X0 A( U5 R C) Four car lengths
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D) About 1 km
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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0 }7 T* Z- u: d9 g' s: ?( Y" N A) The automotive department or service station n8 z" c: S$ B" _7 d/ e# l
6 Z* S6 ]9 w9 q6 A7 J: }) ?6 L; P B) The owner/operator8 K" N! m: C3 f0 F
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C) Law enforcement officers
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D) The manufacturer; @% ?; L3 k( Z" e
% U/ q: F8 W/ |7 [# K 7.The condition of tires on a vehicle is important because:, Q% I. M5 k) k2 C* {+ ^
6 Q$ V, c4 p0 J A) Contact between tires and the road stop the vehicle9 |, c) i! N3 t
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B) All of the answers are correct
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& ?/ {5 \( f$ ~9 P# y C) Tires provide traction
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( ?+ K, s, K9 b D) Tires carry the vehicle's load
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8. A yellow traffic sign indicates:
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6 X' m1 d; Q; B3 j2 _9 H! y A) Roadside services
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B) A construction zone) ^ v1 N) f# @! R d
# y. ?- D( z6 j4 w; A z C) A general warning" h: j9 z9 H% G+ F2 {% k
7 C, l8 P! s5 k0 X% N D) A prohibitive message
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9. You are driving on a highway when the left front tire suddenly goes flat. You should:7 U: F9 h A! n' z
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A) Signal, pump brakes, and steer left
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4 V. X& j) w( {; W1 y B) Signal, pump brakes, and steer right
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; O( d) D) C6 |8 g; ^8 y C) Grip the wheel firmly, engage ABS brakes, and steer right, N% t. B9 u7 A8 p* ]7 \
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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8 L& J* _# e/ U" s6 D9 _+ W( [ 10. Properly understanding an anti-lock braking system:
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% P7 y- ?% l% z0 v A) Can help drivers be safer on the road- g$ W/ H% f4 L) b
; Z8 v1 B3 M5 \2 v B) All of the answers are correct" F# R; U9 M7 |3 K! Q. g6 y. r
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C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision! e2 s: E: ^8 Q! n
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3 p A+ [ S2 C 11. You should return to your lane after passing another vehicle once:+ P F* [7 M& {- J$ y/ G5 J
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A) The other driver signals with the lights9 Q, l& G5 s/ s7 @% C. [
( f0 S$ [+ B* d$ x5 \: C4 o B) You can see the other vehicle in your rear-view mirror6 I2 h! r! a( {3 n3 ?
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C) Your rear bumper passes the front bumper of the other vehicle
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# Q% D# N0 \3 V D) You are 5 metres past the vehicle. N+ h' n$ s5 A% a3 c0 ]5 b
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12. To be proactive and reduce the chance of road rage in other drivers, you should:
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4 \1 E+ V7 d8 ^: z. N A) Drive the same speed as all other drivers4 B( m3 Z" A2 [& K) a( r& c
4 _# \% v2 e7 R/ c B) Signal 30 metres prior to turns in rural areas4 f3 y1 Q7 b8 M3 r) r& A
! O; Z3 C- Z: ?& @ C) Keep a space cushion all around your vehicle
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2 n( W" B+ n2 z$ p& M' v( C D) All of the answers are correct% U0 v5 a3 h! }$ V4 l
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13. The first thing you should do prior to backing out of a parking stall is:. ]+ f, } Z; I. Q- x5 R% X
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A) Sound your horn twice) B8 Y- R, U: J. V( G$ t
3 \$ @& y7 H0 J B) Proceed slowly
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9 e9 M: [& q4 @ h* E8 j C) Walk around the vehicle to check for hazards4 o! f! B4 W& H) \4 @
6 t+ U9 T4 A( h9 d1 r8 U D) Use your mirrors and look out the rear window
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14. What causes most vehicle crashes?
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A) Traffic laws+ G; @7 D! ^ O3 J, k
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B) Defects in the road0 P+ f v7 i3 g( b' ]* ?
$ o1 G) `1 X; g4 r2 P C) Human error3 g5 w6 f9 a! \$ `) G5 E# V
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D) Inadequate traffic controls. c. @! x" E; i$ w. q
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' R4 U, L4 P4 ~# k 15. A black/white or red/white traffic sign indicates:1 y, c( W$ G6 R# X9 ~9 d5 i
4 \5 U4 s+ t4 p. q8 |2 | A) A construction zone$ b8 b0 m+ u# }; s+ W) n
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B) A general warning& |: B: m# X5 Z+ V% U; g* A3 l. e7 A
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C) Roadside services
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D) A traffic regulation+ J% p! ?0 R8 ^
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16. A flashing red traffic control light always has the same meaning as:- J" B q- h6 D: }) g1 |1 P
+ n, L3 ], f$ Y! Y( h4 l# n4 \$ DA) A caution sign% ^$ k# z7 K/ t& P$ I `6 q
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B) A yield sign: }( L; l) D3 t: E
5 G& T' W: b: _1 [C) A stop sign
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D) An ordinary red traffic light( V& J3 s+ b5 J8 U
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17. The major factor contributing to cornering skids is:5 n4 y( {1 w* r$ J$ Y1 E% Y1 L. E
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A) Entering the corner too fast- s7 L+ v- S$ _; p, o. s2 W; [
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B) Driving with all season tires S( A k* P7 J1 n3 f+ C
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C) Braking sharply while in the curve
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* J$ S$ ~: E/ q& \D) Being unfamiliar with the road and road conditions
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18. You will anticipate better when driving in a rural area if you:
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8 F( C+ X) _' P( Z1 \3 Y3 q A) Check your mirrors every 30 seconds
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B) Scan at least 25 seconds ahead
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:, C$ X. }8 _# t4 U9 i
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A) Time management
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B) Communication% t/ P# ^7 Q; r1 v1 p, I5 L# v# ~
g9 F3 {# v i. t0 O( Q/ G! S3 | C) Searching
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D) Managing space) k. \$ J+ T, }$ {' D
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+ |8 G8 s% H- L9 n/ s I 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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A) A braking skid! r7 C6 T" Z3 u) L9 s
3 M' v8 S% s* M4 \6 U B) A cornering skid
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C) Power steer
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& ^& d- Y; O2 f* f; w D) Understeer: n8 | U3 K) u' h( C% D
+ _, ?: U! Z) X8 f 21. To keep a safe following distance in an urban area, a driver should:
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A) Keep at least a two car length following distance
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6 v B' ]8 b h: n/ m/ } B) Keep at least a 2- to 3-second following distance( n, Q/ w: T D
2 a7 K, b1 R( Q. cC) Keep at least a 12-second following distance: h8 G. Y3 z6 T2 @
$ \) e; d% Y, K0 I& Q7 i; ` D) Keep one car length for every 10km/h of speed) M% b: ~, W* G& c
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