She is very careful.She ( 　)very few mistakes in her work.

A.at

B.of

C.on

D.to

A.preserve

B.deserve

C.eonserve

D.reserve

A. concern

B. matter

C. care

D. disturb

A.take on

B.get on

C.put up

D.look up

A.that

B.whose

C.in which

D.of which

A.in time

B.in no time

C.at one time

D.at a time

A.kept in touch with

B.faced up

C.turned the clock back

D.slowed down

A. think; isn't coming

B. thought; wasn't coming

C. didn't think; was coming

D. didn't think; is coming

A. What is your plan for this weekend?

B. How are you getting on with your research work?

C. Will you make a plan for this weekend?

D. Will you have a good time this weekend?

A. How do you do?

B. How are you?

C. Are you well again?

D. What about your health?