You....tell Sandra anything about our story. She.....keep a secret.

A. had better not/ cannot       B. needn't/ would rather not

C. ought to / cannot                D. do not have to/ should not

Our teacher is so strict. We......forget to do our homework

A. must B. do not have to C. mustn't D. needn't

Would you like to drink .......... tea?

A. a

B. any

C. many

D. some

Are you joking? David..............a new car last week. I am sure that he did not have money.

A. mustn't be buying B. would be buying C. may have bought D. can't have bought

............beautiful girl!

A. what a

B. what

C. how

D. which

Look! She is laughing. She...........something funny or happy.

A. must have B. must have had C. could have had D. should have had

Hiking the trail to the peak .........be dangerous if you are not well prepared for dramatic weather changes.

A. might B. should C. had better D. mustn't

Hoa ’s new school is....... than her old school.

A. big

B. bigger

C.the biggest.

D.the bigger

She..........a lot after her husband's accident. That was why her eyes were so red and swollen

A. must be crying  B. can have been cried  C. will have cried   D. must have cried

You.....the air pressure in your tires if you do not want to get a flat tire on your trip.

A. should be checked  B. do not have to check  C. mustn't check   D. ought to check