A. B.toC.wouldD.couldTina had better（）help us.……

单项选择题I’m studying tourism with a（）on environmentally friendly travel.

A.focus
B.distraction
C.state
D.timeline

单项选择题Which of the following sentences are correct？（）

A.An increase in demand is likely to cause a rise in prices.
B.Increases in demand usually lead price increases.
C.If demand increases；as a result，prices tend to rise.
D.Increases in price are often resulted by increases in demand.

填空题Every day some people are killed while they are crossing the roads．Most of these people are old people and children．Old people are often killed because they can’t see or（）very well．Children are killed because they are not（）．They forget to look and listen before they（）the roads．A car or a bus can’t stop（）．If a car is going very fast，it will travel many metres（）it stops．Some people don’t always understand this．

单项选择题What apparently had happened，three years ago，was that Kate（）to a different building.

A.went
B.has gone
C.had gone
D.would go

单项选择题His writing has improved but there is still （）for improvement.

A.zone
B.area
C.room
D.place

单项选择题By the time you arrive in Beijing.I （）for shanghai.

A.have left
B.will leave
C.will have left
D.have been leaving

单项选择题I decided to depend on myself.Therefore，I（）their offer to help.

A.decreased
B.declined
C.declare
D.denying

单项选择题Emma was treated as a special guest and was（）with gifts everywhere she went.

A.showed generously
B.paid generously
C.respect generously
D.present generously

单项选择题There have been（）that he may take up coach（当教练）.

A.suggestions
B.tips
C.points
D.signals

单项选择题He wasn’t really drunk，He was just（）.

A.getting dressed
B.losing consciousness
C.pretending
D.was becoming aware of it

单项选择题The （）sends current to the starter when the driver turns the ignition switch to start.

A.battery
B.evaporator
C.engine
D.brake

单项选择题The function of the （）is to reduce vehicle speed and to stop the car.

A.body
B.engine
C.brake
D.chassis

单项选择题Which one is the meaning of the phrase“independent suspension”？（）

A.独立式悬架
B.滑柱式悬架
C.悬架系统
D.空气悬架

单项选择题Which one is the meaning of the phrase“steering system”？（）

A.转向系统
B.电气系统
C.悬架系统
D.制动系统

单项选择题Which one is the meaning of the phrase“ignition system”？（）

A.转向系统
B.电气系统
C.悬架系统
D.点火系统