2 . 单句改错
1. To my satisfying, he could be so calm at such a time.
2. Only a person with determine is likely to succeed.
3. The cross-sea bridge measured 1,500 meters is really a wonder.
4. Eventual, she stepped out of the forest and reached home.
5. Turning to classmates can be benefit to release your pressure.
6. Regular exercise helps patients recovery from operation.
7. We are doing our best with the limit resources.
8. Keep in mind that your concentrate on class plays a key role in study!

4 . 单句改错
1. You will live easily if you have a considerable friend with you.
2. We can hardly believe what she says because she is constant changing her mind.
3. I feel like have a talk with you after supper.
4. He finished the tea and lay the cup aside .
5. We should listen to vary opinions when making s decision.
6. In most countries, turn 18 marks the start of adulthood.

6 . 单句改错
1. When we grow up, we should dependent on ourselves rather than our parents.
2. He gave us many reasons in his eager to persuade us.
3. People say that a person should be judged by his behave, not his words.
4. My heart was beating fast and I was a little out of breathe.
5. People often feel uneasy in familiar surroundings.
6. At the sight of the horrible scene, the little boy got frightening.
7. Creative is a type of precious quality for mankind.
8. Enjoying mooncakes is a Chinese traditional on the Mid-Autumn Day.

7 . 改错 用英语构词法知识（前缀、后缀等）改正句子中的错误
1. I asked the questions mere out of curiosity.
2. It is delighted to feel that we are loved by others.
3. Never have I seen the cruelty side of his character.
4. I will keep you informing of the changes about the tickets available.
5. You can’t imaging her pass the competitive contest.
6. His performance in the competition is beyond our expect.