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5. —      you   go  to  the  concert?

—Sorry, I can’t.

A. Do B. Can    C. Must D. May

4. Tom’s mother has a lot of things       this week.

A. do       B.    did

C. doing    D.    to do

3. There will be a party      about    8      Sunday evening.

A. at； on    B.    at；    in

C. in； on    D.    at；    at

2. Fish      live    without   water.

A. may not    B.    mustn’t

C. can’t    D.    don’t have to

1.  —My iPad is broken. Could I use yours?

—No problem, but you have      it    tomorrow.

A. to return    B.    returning

C. return       D.    returned

5. I refused      (do)  things like that.

4. Singers practice        (sing) every day.

3. I’d love      (come)  to your home tomorrow.

2. —Can they  (go) to the movies with us?

—No，they are not free. They might      (prepare) for the next week’s exam.

1. She plans       (help) her mother with the housework.