Have you met Peter _______ heard anything from him?

Please convey my best wishes to your mother _______ you see her.

The firemen managed to _______ the fire quickly; however the house was _______

She had to _______ her job because she could not find a babysitter to _______ her children.

The student _______ the calculations twice, but he could not find the mistake.

He has _______ of computer science.

_______ day is important.

_______ harmful to our health.

They _______ and _______ a lot of money before they _______ last year.

I _______ to the United States tonight. I _______ you a ring when I _______.

The students in the classroom _______ late several times this week.

Some grammatical rules have been simplified in _______.

The police are investigating _______.

_______ is put off due to the fact that the president has had ill health.

David’s car would not start. He tried _______ gasoline directly into the carburetor but it still would network.

I regret _______ that we will not be able to give you a contract.

My boss let me _______ the afternoon off _______ to my sister’s wedding.

Although we tried to persuade them, they did not approve _______ our suggestions.

His illness prevented him _______ completing his work               time.

Preserving natural resources is _______ great importance.

_______ at that apartment? - Mr. Pike does.

_______ Peter generous or not?

_______? - The blue one.

That is a secret. You _______ tell anybody.

I do not know why this room is always so dirty. It _______ every morning.

Tina’s cake was not delicious. She _______ the recipe very well.

I caught sight of _______ in the mirror.

If you see Kevin give ________ _______ love.

Which car is _______ ?

Nylon, a synthetic, make from a combination of water and a by-product of coal, was first introduced in 1938.

Physical fitness does not guarantee good health, but they provide a big step toward living a long and healthy life.

Electronic computers are wonderful proof of how clever people are at work out ways of helping themselves.

In recent years, there have been  great increases in a number of engineers and scientists employed in American industries.

Experts in psychology believe that for many people money is an importance symbol of strength and influence.

It said that mathematics is the base of all other sciences, and that arithmetic, the science of number, is the base of mathematics.

Water pollution can kill a large number of fish, birds, but other animals; in some cases it may kill all members of a species in an affected area.

Plants and animals require water that are moderately pure, and they cannot survive if water is loaded with toxic chemicals.

Some of the students began to fall asleep ______.