In the end they ________ the project ahead of time.

[　　]

A．succeeded to complete

B．could manage

C．managed in completing

D．succeeded in completing

It is no use ________ such mistakes. You should learn a lesson from them.

[　　]

His knowledge of plants is only used by him to ________.

[　　]

The warmth of ________ sweater will of course be determined by the sort of ________ wool used.

[　　]

I don’t think the colour of the wall ________ the curtain.

[　　]

There were five pairs ________, but I am at a loss which to buy.

[　　]

The real danger ________ in the fact ________, you don’t understand yourself.

[　　]

We all know that ________ speak louder than words.

[　　]

Give me the promise ________ you will never do that again.

[　　]

Shortly after we ________, a waiter came over to our table with a smile.

[　　]