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跪求高手给答案
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2 g% N3 g2 y0 h/ A6 o6 R" v0 O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?
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2 q! t3 [! B% Z' \& e A)Back at 10km/h
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B)All of the answers are correct
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2 \1 @/ H, }. _- G) } C)Back to the blind side of the vehicle; U8 Z( f) P5 \: _% N
( Y2 D8 ^* o: I+ Z: l3 X& p# E D)Avoid backing whenever possible
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0 S+ A9 m1 i$ ]( Q 2.If you can't avoid a collision, what is the best action to take to reduce injuries?% N9 r2 |3 x! L( \ Y
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/ P( I7 S! [2 K
4 }, y9 q q$ O5 M7 o/ O }- l C)Lock your brakes and steer hard to the left side of the highway; s' X8 E4 x' Z
) E6 @8 r1 D- q9 u' K* v D)Slam on the brakes and hit head-on
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3 w' z1 @5 F7 M, m 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:
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A)Pump the brakes
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+ n2 v3 N9 E& l' k) ~ B)Shift to a lower gear and squeeze the brakes
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C)Lock the brakes
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D)Threshold brake; S& W! F( m3 _4 l! e2 K
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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A)Apply firm pressure on the brake pedal7 E8 [4 k, N$ A3 v
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B)Quickly pump the brake pedal
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; O4 a4 X' p( R$ _7 ? C)Slowly pump the brake pedal
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D)Press on the brake pedal until you feel a pulsating, then ease up* Q8 G1 F; z' h. J% |0 v4 k
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5.What is the minimum distance ahead that you should look when driving?" R8 z/ o# \6 T% P7 O3 p8 A# T) F
+ J! @+ q. v3 c* b A)Four seconds ahead, G, M& c% g; {' x& W
4 W; Z- }8 h/ ]7 p9 | B)12 to 15 seconds ahead" j& \5 K: M$ c2 y3 f* M( s
- \ N% ~ s2 W# o: H- B C) Four car lengths0 L6 _. A# ^0 W5 N' o, A
* x- }# W$ b+ k4 H D) About 1 km
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2 ]$ O' r: Q3 l: L* Z( y7 J 6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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A) The automotive department or service station$ e' C) k; C/ K5 H/ ~2 L! H+ T0 V% a& z
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B) The owner/operator
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C) Law enforcement officers
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D) The manufacturer
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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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B) All of the answers are correct) n9 P7 k2 v3 Z6 g$ ^
% Y, M- q1 j! K" R# i C) Tires provide traction
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9 b' R" `& g6 T8 }7 q" S D) Tires carry the vehicle's load1 k r0 ?7 O S: [
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8. A yellow traffic sign indicates:
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/ m" W. e+ @3 u5 O! j7 ` A) Roadside services" z E) b o9 D: U e
/ Q* l( v( Z4 m& ]" ? B) A construction zone
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C) A general warning4 z2 l- P) E7 g! b, z A+ E
% @" N) V# J2 i( k D) A prohibitive message( f( \. h( n1 y+ W+ B |% B0 O
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+ {- b3 g. N E/ O3 G; C( ^" _2 Z& S5 _ 9. You are driving on a highway when the left front tire suddenly goes flat. You should:$ I8 T6 n) o* N# H7 w
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A) Signal, pump brakes, and steer left( n \6 n0 @4 W' p4 j# @$ a
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B) Signal, pump brakes, and steer right! o' ?# j. y/ f; Y) L# [( t
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C) Grip the wheel firmly, engage ABS brakes, and steer right& B/ V# D6 J0 {* G; Z
. r1 S- Z0 b- t D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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) x5 f# @* R- F2 \( T; h) N* t 10. Properly understanding an anti-lock braking system:' t1 Q: `/ x, {8 Z- a `5 l( _3 P z
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A) Can help drivers be safer on the road7 b i7 |3 L f( r+ y5 ]8 n" i
4 m1 v" V6 Z: q5 g! z B) All of the answers are correct( Y, f5 S) o' V, i2 l9 i
h0 u" ^8 k2 O0 S: y5 @ C) Can greatly reduce the risk of injury8 M2 y- @7 ?3 w O- J9 C$ o. E
U6 @9 ~* Y8 t6 t 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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3 @3 r8 m# R5 C* T. W! s A) The other driver signals with the lights
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+ T: m+ M) _% B9 i8 F8 E B) You can see the other vehicle in your rear-view mirror8 V! Y1 Q7 l' h5 f% j& g
v3 H, _$ K) o' B1 o3 X C) Your rear bumper passes the front bumper of the other vehicle
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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:
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* s' [5 |9 z/ T' F+ p' U A) Drive the same speed as all other drivers4 y- S2 }% j# X$ J& j( ~
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B) Signal 30 metres prior to turns in rural areas
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, m& P0 r! Q" {( t9 t1 P" g( S C) Keep a space cushion all around your vehicle
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) A9 D) r; D- Q3 l D) All of the answers are correct
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13. The first thing you should do prior to backing out of a parking stall is:
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. q: g- k% h5 o5 B i; j. h A) Sound your horn twice. n- q) m/ R' o2 m
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B) Proceed slowly
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C) Walk around the vehicle to check for hazards" N1 T/ f- \' u. k- z+ l
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D) Use your mirrors and look out the rear window0 ?8 B1 v3 P9 l/ Q+ K! s
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14. What causes most vehicle crashes?
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7 O! Q( {# k4 Y" [% \# G0 g A) Traffic laws3 c! D+ g5 [3 n E
# s* B. C' o! U- K0 V" a B) Defects in the road5 L. Z+ u& R" u" j; _9 z* f9 q, I
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C) Human error* U w& R% G$ U% C1 L# P' ~6 j
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D) Inadequate traffic controls3 E- }7 j2 L6 v6 G) i# N
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% Y1 k. t; a, { 15. A black/white or red/white traffic sign indicates:. W/ s: c4 g6 W2 U. x, m1 \
/ \4 ]) F# e5 n7 h5 U A) A construction zone
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B) A general warning
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C) Roadside services
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D) A traffic regulation
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16. A flashing red traffic control light always has the same meaning as:
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7 T! {6 q) ~0 ]* t! ?A) A caution sign
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) h( m2 V4 Z% H, d2 r J% IB) A yield sign. V/ [4 Z- b# u: Z7 |* R, |, k
! {) @2 s) T8 E4 vC) A stop sign9 ~+ m' q( g5 k* L( S3 r% f8 i4 M7 J
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D) An ordinary red traffic light
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" _0 E. |$ G% e" {5 W17. The major factor contributing to cornering skids is:
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1 z6 i$ z( W2 ?9 R% R A) Entering the corner too fast. m3 s7 ^' C$ I, Z4 s. `1 h
3 H! U9 N8 {! O P6 XB) Driving with all season tires0 Y9 T8 `' d: o
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C) Braking sharply while in the curve
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! }; n, s. V3 ?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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A) Check your mirrors every 30 seconds) D% W1 A: a+ Q" i& A- Q+ G
/ I0 [2 ~8 c- s. I* s6 r 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:* C8 N5 A$ G2 n$ C; B
8 X# w5 Q- E, M, V. t" w$ P8 C A) Time management
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+ k$ U1 X6 k& Z B) Communication5 [) [/ n; _6 z- k3 ^ N
' A% s) y U; ~# t. E9 h, Y& x C) Searching5 [1 W* `. N# L) U
! e0 x \. V1 ^( s3 Y$ H- _: {4 [ D) Managing space( ?9 @9 G+ `: Q4 x+ s
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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 {) C/ U7 n2 P0 Q+ W
8 \) ]2 I( c" P4 o' q9 ]9 q B) A cornering skid) R# G9 o; g4 A6 p* O
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C) Power steer! Y/ {& r f8 _. d4 W) c+ z
2 j& `, B8 @! r$ M( P D) Understeer
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( j, i' I5 U6 m T5 W( E 21. To keep a safe following distance in an urban area, a driver should:* o0 v0 c0 ?7 Z/ D
( _ K" A! D$ }& U A) Keep at least a two car length following distance) l+ ]: r. P. g0 S0 n- z; ~6 a
# a! h# Z( _ O7 ^1 \ B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance) t+ q' Y! v5 P
: W- ~5 D* x# S3 s+ Y) P D) Keep one car length for every 10km/h of speed& H5 O: p7 D( i( M5 Y" [* E9 G
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