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－Everyone will make a mistake．

－Yeah, but we should correct it ________ it gets worse．

A．when

B．before

C．after

D．while

－No photos, please．

－________．

A．Don't mention it

B．I suppose not

C．Never mind

D．I'm terribly sorry

－What?You failed the driving test again!

－________?

A．So what

B．How come

C．Why not

D．What for

－I heard that you got an A in the chemistry exam．Well done!

－Thanks，I know that you________a good job as well．

A．shouId haye done

B．need have done

C．must have done

D．could have done

－You always go to the seaside and swim during the summer vacation．Don't you want to try something different this year?

－________．

A．Like what?

B．With pleasure．

C．Let's go then．

D．That's all right．

－Thank God! This school term is coming to an end!

－Yeah , after all that hard work , we all ________ a holiday．

A．preserve

B．observe

C．reserve

D．deserve

－Do I need to give a tip if I eat at a fast food restaurant in the United States?

－Yes , it's a common ________ to tip waiters in a restaurant．

A．sense

B．custom

C．method

D．practice

－Hi, Li Hua．Do you still remember the first time we met?

－Sure．You ________ dinner with your friends in a restaurant．

A．have

B．had

C．were having

D．have had

－Is it good to look up every new word when I come across it in reading?

－No．You ________ , because you are likely to guess the meaning from the context．

A．don't have to

B．shouldn't

C．can't

D．mustn't

－Shall we go to the concert this Saturday?

－Sorry, I will attend a meeting．How about ________ day?

A．every other

B．the other

C．any other

D．some other