Advertising it provides most of the income for magazine, newspapers, radio, and television in the United States today.

My cousin composes not only the music, but also sings the songs for the major Broadway musicals

When Keith visited Alaska, he lived in a igloo in the in the winter months as well as in the spring.

So far most a million different species of insects have been identified and named.

The local economy which once used to be in crisis now depends to a great extent on menial jobs provided by the recent development of ecotourism.

Because helicopters are capable of hovering in midair, they are particularly useful for rescue missions, military operates, and transportation

I haven’t read any medical books or articles on the subject for a long time, so I’m ________ with recent developments.

Americans annually import more than $3 billion worthy of Italian clothing jewelry, and shoes.

Every elementary school teacher ……………. to take this examination.

In about, experimental psychologists have devoted more research to learning than to any other topic.

The flight was canceled_______ the weather conditions were bad.

I like bananas, _______ my brother doesn’t/

A telephone, a satellite TV, a fridge and the other facilities are available in our hotel rooms.

It is believed that the more frequent you exercise, the greater physical endurance you will have

This is an expensive ________ very useful book.

The very first night I was in Australia, I couldn’t have slept until early in the morning

He is very fond of music_______ reading.

The Earth was flat, was believed by most people in the fifteenth century.

Not until recent has interest in synthetic fuels been revived.

She's not only beautiful_________ intelligent.

The number of students in this class …………. limited to thirty.