3 . I’m________ (期盼着) your early reply. (根据汉语提示完成句子)

4 . 随着技术的发展，智能手机在人们的生活中正发挥着重要作用。( play an important role in ) （汉译英）

5 . 假定英语课上老师要求同桌之间交换修改句子，请你修改你同桌写的以下句子。句中共有10处语言错误，每句1处。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下面划一横线，并在该词下面写出修改后的词。
注意：1. 每处错误及其修改均仅限一词；2. 只允许修改10处，多者（从第11处起）不计分。
1. He thinks that important to laugh from time to time.
2. She has waiting for you here since class was over.
3. She later wrote warm of her friend’s delightful words and behavior.
4. The media has a great influence for our life.
5. You'd better have your voice record when you practice a speech.
6. Our understanding of the world is constantly growing and change.
7. We use to live in a small town but last year we moved to a big city.
8. Although it has neither cute characters or wonderful songs, it is amazing.
9. I agree to that I need to pay more attention to my problem.
10. Advertisers try to combine the product with a concept of happiness and free.

6 . My mother ______ (prepare) supper in the kitchen at the moment.

7 . 如果一个人总是抱怨的话，他就体会不到生活的幸福。
If a person ____ always _____ ____ life, he won’t experience the real happiness of life.

8 . Look！Some people _______(lie) on the beach，having a sunbath. （用所给单词适当形式填空）

9 . People ________ (damage) their health because they use their cellphones too much. （用所给单词适当形式填空）

10 . Ladies and gentlemen, please fasten your seat belts. The plane ________.

A．takes off

B．took off

C．is taking off

D．has taken off