No one but the experts was able to realize that the painting was in imitation. It greatly resembled the original.

We gain more knowledge about how to stay safe online. We worry about the threats of cybercrime less.

Despite the bad weather, people travel by air.

Large cars use more gas than smaller ones.

Young as he is, he has a big fortune.

I hardly know the truth about Jean’s success in the institute.

We spend about one-third of our lives sleeping. We know relatively little about our sleep.

Cars cause pollution but people still want them.

People believe that neither side wanted war.

"Why don't you ask the teacher for help?" Peter asked me.

“Never borrow money from friends”, my father said.

I can’t help feeling worried about David.

Why don’t you take extra classes in English if you want to become a tourist guide?” said my friend.

He smokes too much; perhaps that’s why he can’t get rid of his cough.

No sooner had she put the telephone down than her boss rang back.

He felt very tired. He was determined to continue to climb up the mountain.

The agreement ended six-month negotiation. It was signed yesterday.

When the birth rate is high, the expectation of life is low.

He can’t give you a lift because he doesn’t have a car.

I wish you hadn't said that

Though he drove carefully, he had an accident yesterday.