5 . ________ trouble, I’m going to forget the whole affair.

A．Not causing

B．Rather than causing

C．Rather than cause

D．Rather than caused

6 . 根据语境，选择下框中的单词或短语，必要时用正确的形式填空。框中有两个为多余的单词或短语。

feel at home             motivate             strength                  expose                  consist of     regardless of            subscribe to          consume                 adapt to               cooperate

1. By the time he decided to come back to China, he found that he ________ the life in the USA.
2. John’s ________ for learning is to fulfill his dream to be a scientist one day.
3. I believe studying abroad can help you________ your abilities in cross-cultural communication .
4. There is convincing evidence of a link between ________ to sun and skin cancer.
5. In America, a typical lunch may________ a burger or sandwich, a vegetable or fruit salad, a dessert and a cup of cola or coffee.
6. All ethnic groups, ________ their population, have the same legal status and enjoy various rights according to the law.
7. After this event, John no longer ________ the view that the disabled are unsuitable to be teachers.
8. Nowadays, people prefer household appliance with higher efficiency and less energy ________.

7 . 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!

8 . —Would you like________ the environment?
—I don’t know. What can I do?

A．help save	B．helping save
C．to help saving	D．to help save