No matter how bright a talker you are, there are times when it’s better     silent.

The teacher told us that everyone has an important role ________in protecting the earth from________.

Tom’s resolution _____ up drinking alcohol lasted only two days.

Desserts made from apples, such as pies, apple pancakes and apples _____ in sugar are available for sampling.

He found the boy __________ to a tree in front of the house.

_______ the secret of nature, the young scientist has little time for entertainment.

To the people’s surprise, the number of deaths ________ the war ________ still rising.

The mother felt herself       cold and her hands trembled as she read the letter from the         battlefield.

It rained heavily in the south, __________ serious flooding in several provinces.

--I hear Mr. Black is ill in hospital again.
---What a poor man! I can’t help but _____ sorry for him.