The demand was so great. They had to reprint the book immediately.

“I will help you with the housework”, Mai said to me.

Peter’s main subjects at university is electronics.

Much to my astonishment, I found his lecture on wildlife conservation extremely interesting.

The team reached the top of the mountain. The team spent a night there.

He can hardly understand this matter because he is too young.

“You have just got a promotion, haven’t you? Congratulations!” Peter said to his friend.

John is studying hard. He doesn’t want to fail the exam.

Everyone was watching the little dog. They were greatly amused at it.

It is a basic requirement in the modern world to be able to deal with figures.

Books help broaden the mind. Books also provide a good source of entertainment.

Mary lost the ticket. She didn’t go to the concert.

He cannot practice scuba diving because he has a weak heart.

Cars cause pollution but people still want them.

His friends supported and encouraged him. He did really well in the competition.

We cut down many forests. The Earth becomes hot.

My sister is good at cooking. My brother is bad at it.

She doesn’t want to go to their party. We don't want to go either.

Without my tutor’s help, I couldn’t have made such a good speech.

People know that English is an international language.

Large cars use more gas than smaller ones.