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跪求高手给答案 ! `, B9 M2 R0 |0 a& T% y4 Y* k" v
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可以的话 解释一下原因 谢谢大家
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0 z' F: `* ~1 M* ~, p1.Which of the following are best practices with respect to backing?9 X: ], K4 J; Q2 S! b$ T# U
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A)Back at 10km/h. m" b* ?' H. w/ I8 J
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B)All of the answers are correct
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C)Back to the blind side of the vehicle
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0 V/ e! L, ^9 I! X D)Avoid backing whenever possible
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& L8 M! ]9 [! L; \/ W' N5 f 2.If you can't avoid a collision, what is the best action to take to reduce injuries?9 |& i9 P" y: V# t* C' K
A)Lock your brakes and turn toward the ditch ^# V$ N- @4 u, d ~
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B)Use controlled braking and steering to collide with any objects at an angle% H2 s" w7 D3 z: D0 n; ]9 ]
( j P2 X2 @% u 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
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, M8 }+ [) j, A2 c' l7 }4 c! }( u) C4 b 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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$ w) h% p1 ?6 ]: \, |) Z, O2 T A)Pump the brakes
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' {$ H* z& p; _: l' v+ j o B)Shift to a lower gear and squeeze the brakes8 ]' Y ?% [- g8 a) Z
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C)Lock the brakes
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D)Threshold brake( N$ P4 z6 K8 |3 F0 I4 X
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:5 K2 i s; d$ _. V% o& J7 C
8 h% R4 P" v& z8 z A)Apply firm pressure on the brake pedal" _3 Y! r; g: ~; @0 ~0 z$ N' L. ?+ I
$ {- J- s5 H; p" a6 S B)Quickly pump the brake pedal
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2 Q8 h' Q: u, f- |9 Y' ?, f C)Slowly pump the brake pedal( @- G; l$ H. Z( z8 G
1 N( Z% M2 Z8 }, g D)Press on the brake pedal until you feel a pulsating, then ease up
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T2 ~' g# z0 B7 L 5.What is the minimum distance ahead that you should look when driving?
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z) q9 d$ a% Z3 r5 c3 {, K A)Four seconds ahead8 R8 j. g# K9 M+ \
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B)12 to 15 seconds ahead/ ]7 D: y8 ~. v+ f" x$ |
% k f2 x5 |2 Z* x3 T7 G% w; W C) Four car lengths
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/ g7 o" L) a) ~/ J; n& p# d! X D) About 1 km7 N# R( Z: Y& J0 a, Q
# ?- B6 p& Q8 v$ v 6.Responsibility for the safe maintenance of any vehicle rests mainly with:/ n& d7 Y# _6 B( U- [4 _1 ?, s2 x' L
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A) The automotive department or service station+ X# r" V) P, U, o8 z' {: O) S
+ M1 Z J( ]5 i2 J& Q B) The owner/operator& M( Z- f0 z- R/ _+ X- C
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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 vehicle4 n- a! q N [4 o0 e7 }
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B) All of the answers are correct
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C) Tires provide traction( Z) n$ W8 z+ T2 N; o' U7 G2 ]) I
8 G. W; x8 {6 X3 }& u3 o D) Tires carry the vehicle's load. y6 z# G) n. M& d7 t) T
; n2 q* i# [$ `4 M 8. A yellow traffic sign indicates:
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A) Roadside services3 p; x6 m' ^' l3 Y, U7 \4 H
5 ]% g' ~3 s7 w% c; {& p+ B B) A construction zone
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/ t8 t3 C6 U+ ~8 D C) A general warning: W3 p5 h: }5 d+ T' }9 O1 D
9 |5 K* h$ s3 d& L R2 Z D) A prohibitive message
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1 w$ \0 f+ m' S; p, j 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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3 r( e4 a h( J1 u. S* U B) Signal, pump brakes, and steer right
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* B8 k* w y6 k, a# ` C) Grip the wheel firmly, engage ABS brakes, and steer right1 Q9 A: o/ l; \, d
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes1 ^+ G8 P, W: ?5 C. k; o! R, x: g9 m
; m; H2 p- B u* P1 B 10. Properly understanding an anti-lock braking system:
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- B3 s# F! M" c7 R9 u! b6 H A) Can help drivers be safer on the road! Q$ D( @' M9 ?- `% }
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B) All of the answers are correct0 ?+ J! _( }8 [9 V
# z: X9 H8 V2 e# E; X; f! Z+ { C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision
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% M2 U1 w0 {+ |" i 11. You should return to your lane after passing another vehicle once:: R$ A6 T/ K9 j8 J
- ^" J( A" P5 M" s1 S' d+ b A) The other driver signals with the lights. _& m7 V/ {- W
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B) You can see the other vehicle in your rear-view mirror$ S/ @# K: A5 C1 L
1 T. L4 U( \( ? C) Your rear bumper passes the front bumper of the other vehicle* g/ {" D- u- D1 p
5 i' V7 g& V+ j) p D) You are 5 metres past the vehicle, o( i6 [% o1 E4 W% \
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12. To be proactive and reduce the chance of road rage in other drivers, you should:
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! f4 q! F. G2 K; Z A) Drive the same speed as all other drivers
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8 ~9 {! Z; d$ D' \6 S2 ]- k B) Signal 30 metres prior to turns in rural areas) H; X8 ^* c/ j% `
; P+ \+ }6 C8 [- ]8 I0 J0 |, z9 t C) Keep a space cushion all around your vehicle, e2 Y5 |7 g5 J' l7 v/ Z% q
. }4 a( ` U4 ?% t$ J D) All of the answers are correct- ]1 Z, m9 G" |2 U- b& S F
" N7 Y" R; K" @: O ^ 13. The first thing you should do prior to backing out of a parking stall is:
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A) Sound your horn twice, X8 B- a& N* R/ H4 I1 a
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B) Proceed slowly
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C) Walk around the vehicle to check for hazards, {: S% q: G/ F' o
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D) Use your mirrors and look out the rear window
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/ C: h* A, s. a( |! S6 E- y 14. What causes most vehicle crashes?% G. ^# b8 a. p Z1 R
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A) Traffic laws
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. Q5 m! R+ O; C" s B) Defects in the road( n; |6 W1 A/ w6 Y% |, A2 ^- j
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C) Human error* M4 f- y/ Q1 ^0 q3 ]# I; @9 b
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D) Inadequate traffic controls1 G" b& g. R* ~$ R9 f+ _
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( h/ }3 L# D2 ?4 y7 s 15. A black/white or red/white traffic sign indicates:, z |% W1 w( }+ B7 N
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A) A construction zone+ P- n: w" n+ g3 y
5 l8 @+ L& y6 |7 w6 {) rB) A general warning
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( u( r$ n+ u$ v6 G& p: ~ C) Roadside services3 S( x) P7 @ ?/ c: c* ~0 @
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D) A traffic regulation; B _/ @+ L3 [
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; L+ w: C- S$ B' U' Q/ w+ |- ?3 x 16. A flashing red traffic control light always has the same meaning as:. R! S6 H) W. ^) R' W8 D
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A) A caution sign! K5 y3 ?3 b! x+ [
, M# N% @5 D' _( j0 w" @B) A yield sign/ r3 q8 y; w2 n& A- N! m
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C) A stop sign: |4 d# Z2 m. I0 }4 e( S
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D) An ordinary red traffic light
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17. The major factor contributing to cornering skids is:5 I, M' D# D. s, R2 C8 g- f
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A) Entering the corner too fast e9 z7 z% ^* x% y7 D: c
" F+ D% `8 |1 kB) Driving with all season tires$ Q3 r7 v8 B2 \
! \8 \- u' F/ B+ w8 ]# YC) Braking sharply while in the curve
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9 v9 }; J& V* bD) 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 seconds4 s7 I3 R) K/ ?) U8 v0 D
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B) Scan at least 25 seconds ahead
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, P! U5 x# W1 O( r 19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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9 o, W; I) `$ D$ a A) Time management3 G( b7 A+ S" p7 Q# N, l/ z% x* \6 p
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B) Communication
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C) Searching
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: Q; e- y' c- ] D) Managing space8 I+ l# w1 O) \* H4 l* ` j
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# ~# ^ f7 Z5 l4 Z- _; X4 z 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:* N% j5 U- n' v
( W; z+ Z: B% L( E6 M- K) { ? A) A braking skid! `# o& S( }; ^2 _ f+ J3 @
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B) A cornering skid
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- ^: H/ |6 ^( L0 e1 ^- n" h T! W C) Power steer
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) ]# z' f8 Q2 Z8 n! P; \; r D) Understeer" z& m( `) B; _4 g
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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 distance9 I/ f) g$ ~' O9 p- m- u$ b
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B) Keep at least a 2- to 3-second following distance5 V i; M# R: W8 p P3 B; G; u6 s
) `9 I7 |( ]8 T+ g+ q: CC) Keep at least a 12-second following distance
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D) Keep one car length for every 10km/h of speed
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