China became the third country in the world to be able to independently carry __________ manned space flights.

She burst .......... tears.

I can't remember exactly when the accident happened. I think it was _____ nine and half past nine.

This area is rich _________ oil.

Thank you. It was very kind _________ you to help me.

Did you go on holiday ... yourself?

Last night I was invited ___ a formal get-together and I enjoyed myself a great deal.

Have you washed your hands______________ having lunch?

Do you believe _______ ghosts?

He insisted ______ taking us dinner.

The pens made___________ plastic are very cheap.

I’ll be at home ........... Friday morning. You can phone me then.

That singer has become very popular (at/with/to/of) the youth.

We can't get access _______ the Internet where we live.

She likes reading books ....... the library.

The problem is becoming serious. We have to discuss ............ it.

They held a party to congratulate _______ their son’s success to become an engineer.

This organization is quick ... sending relief goods to the flooded areas.

It was not a problem. We looked____________ his number in the telephone book.

That house reminds me .............. the one where I used to live.

Endangered species are plant and animal species which are ________ danger of extinction.