（ ） weather may be too hot to the tourists.

I think it’s high time we _____ strict measures to stop pollution.

To be frank, （ ） is a great relief to have the task fulfilled in so short a time.

I am looking forward to _____ from you as soon as possible.

Plastics is a kind of （ ） which is widely used in industry.

It is important that the boy （ ） an adult to take care of him.

（ ） you decide to take up, you should try to make it a success.

After （ ） seemed ages, the newsman disclosed the facts.

Many young people find it harder to appreciate_____music than pop music.

He talks as if he _____ everything in the world.

Neither his family nor he （ ） anything about it.

（ ） we can succeed or not depends on how well we cooperate with others．