3 . 根据句子内容，从每组的选项中选出能匹配句子中划线部分意义的选项。选项中有两项为多余选项。

A. research on forests B. needing great efforts C. no longer in existence D. using new ideas or ways E. to act as if something is true F. to succeed in reaching a goal G. the protection of the environment

1. It is a demanding role and she needs to work hard at it.
2. It is 250 years since the wolf became extinct in Britain.
3. He got injured but pretended to his family that everything was fine.
4. He was one of the most creative and innovative engineers of his generation.
5. The government has carried out tree-planting and other conservation projects.

4 . Choosing the ______ language and tone is important for communicating well with friends in our daily life.

A．embarrassing

B．appropriate

C．complicated

D．innovative

5 . 根据句子内容，从选项中选出能匹配句子中划线部分意义的选项。选项中有两项为多余选项。

A. materials used to wrap or protect goods that are sold in shops/stores B. accepting in a sensible way what it is actually possible to do or achieve in a particular situation C. a person who buys goods or uses services D. introducing or using new ideas, ways of doing sth, etc. E. using more of sth than is necessary F. a container that you put waste in G. to make food, drink, etc. go down your throat into your stomach

1. Attractive packaging can help to sell products.
2. Firms have to be responsive to consumer demand.
3. The whole process is wasteful and inefficient.
4. We have to be realistic about our chances of winning.
5. There will be a prize for the most innovative design.

6 . The kind lady said she received much _______ help from her neighbors as she was in trouble.

A．innovative

B．complicated

C．permanent

D．enthusiastic

7 . Zhi Huijun was one of the most________ young men in Huawei, who creatively invented mechanical arms that can sew grapes and driverless bikes that can avoid obstacles automatically.

A．devoted

B．innovative

C．enthusiastic

D．mature