Many things _____ impossible in the past are quite common today.

     a written permission, he had to write another letter to the president of the university.

It was reported that 115 miners          in the flooded mine for eight days were pulled out alive at last.

--- Have you got any books on English grammar? I’d like to borrow         .--- Yes, here you are. But you must return it by Friday.

We gave away bulletins door to door to call on people to help others warm-heartedly, only ____to have a drink from time to time.

Mrs. White showed her student some old maps _________from the library.

She smiled happily，________ a set of amazing white teeth to us.

________by the beauty of nature, the girl from London decided to spend another two days on the farm.

Entering the yard, I found it _________ with lots of _______ leaves.

The two presidents agree with each other on the whole, but much remains ______ at the following meeting.

____ his eyes, Tom found himself ____ on the roadside.

 On our arrival, we found Tom_____ at the desk with his hand ______ to the distance.

The principal walked onto the platform and seated himself in a chair, ____ for answering questions.

As the film star began to appear，the children watched, ________.

He missed  _______ when he was in Africa.

The teacher went up to the sleeping student and patted him on the head, _______.

_____as a responsible person ，Tony was appointed head of the department.

—I regret____ to tell ____you that John has been fired.—I can hardly believe my ears. He is such a fine worker.

There are 30 people________in the traffic accident but the injured ________ rescued at once.

There are some health problems that , when _______ in time , can become bigger ones later on.