—Who is the girl standing over there?

—Well, if you _______ know, her name is Mabel.

A. may

B. can

C. must

D. shall

I got the story from Tom and ______ people who had worked with him.

A. every other

B. many others

C. some other

D. other than

Mr. Smith used to smoke _______ but he has given it up.

A. seriously

B. heavily

C. badly

D. hardly

I keep medicines on the top shelf, out of the children’s _______.

A. reach

B. hand

C. hold

D. place

Happy birthday, Alice! So you have _____ twenty one already!

A. become

B. turned

C. grown

D. passed

When he left _______ college, he got a job as ______ reporter in a newspaper office.

A. 不填; a

B. 不填; the

C. a; the

D. the; the

Helen was much kinder to her youngest son than to the others, ________, of course, made the others envy him.

A. who

B. that

C. what

D. which

Stand over there ______ you’ll be able to see it better.

A. or

B. while

C. but

D. and

—How often do you eat out?

— ______, but usually once a week.

A. Have no idea

B. It depends

C. As usual

D. Generally speaking

To keep healthy, Professor Johnson ________ cycling as a regular form of exercise after he retired.

A. took up

B. caught on

C. carried out

D. made for