This warm，sunny summer has（）local businesses in a positive way.

单项选择题John just got his（）.Now he can legally drive.

A.passport
B.ID card
C.driver's license
D.credit card

单项选择题Nick plays the guitar （）than Justin.

A.worst
B.worse
C.bad
D.more worse

单项选择题Tina had better（）help us.

A./
B.to
C.would
D.could

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.

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