1 . As we all know, _____ should be taken to prevent the accident_____ again.

A．measures; happening	B．strengths; happening
C．measures; to happen	D．strengths; to happen

2 . Our monitor suggested         a discussion of the subject.

A．to have

B．should have

C．have

D．having

3 . Bob suggested ________ a bus to the park but in the end we persuaded him ________ his mind.

A．to take; to change	B．taking; changing
C．to take; changing	D．taking; to change

4 . With the power in hand, nothing will never again lead to her ________ as she used to.

A．disgraced

B．being disgraced

C．having disgraced

D．to be disgraced

5 . Considering the tight schedule, I decided to accept his advice on me________ a couple of hours’ sleep on the plane.

A．to grab

B．having grabbed

C．grabbing

D．grabbed

6 . It has been 10 years________   I read an interesting book about dietary supplements. I found it particularly beneficial before________ other practical suggestions.

A．before, giving

B．since, being given

C．after, giving

D．since, given

7 . ________ your phone is a worthy assistant, there’s no substitute for a real camera when it comes to ________ the perfect picture.

A．As; taking

B．Whether; take

C．Though; take

D．While; taking

8 . The collectors dreamed of ________ a place to show off the collection in Latin America as a way to spark dialogue among artists across the diverse regions.

A．there to be

B．there being

C．there having

D．there would be

9 . The hungry boy couldn’t resist ________ to do such a foolish thing.

A．to tempt

B．to be tempted

C．being tempted

D．tempting

10 . Nobody can understand ______ such a well-paid job.

A．him to give up

B．him to have given up

C．his giving up

D．his being given up