－What does Tom's uncle do?

－He is a teacher．He ________ physics at a school now．

A．will teach

B．has taught

C．teaches

D．taught

－What are you looking for?

－I'm looking for the watch ________ I bought yesterday．

A．which

B．who

C．whose

－Which season do you like ________ , summer or winter?

－Summer．

A．well

B．best

C．better

－It's too late．I have to go now．

－Oh, it's raining outside．Don't leave ________ it stops．

A．since

B．until

C．while

－________ I have lunch now, Mom?

－No．You must wash your hands first．

A．Would

B．May

C．Ought to

－Does she like singing English songs?

－Yes．She ________ to sing English songs in her room．

A．often does

B．is often heard

C．often hears

－We'll study in different schools next term．Enjoy your time in the new school!

－________

A．I'll take your advice．

B．The same to you．

C．Congratulations!

D．Me too．

－Tim and I will visit the exhibition this weekend．Would you like to join us?

－________

A．Well done．

B．That's right．

C．You’re welcome．

D．I'd love to．

－Must I go to medical school and be a doctor like you, Dad?

－No, you ________, son．You’re free to make your own decision．

A．can't

B．mustn't

C．shouldn't

D．needn't

－________ have you been in the sports club?

－________ Since the first month I came to the school．

A．How old

B．How long

C．How much

D．How soon