1 . The old farmer’s wife sold eggs ______ exchange for salt in the market. (用适当的词填空)

3 . 这个奖项已经被颁发给了屠呦呦，她的研究直接导致了青蒿素的发现。
The prize has been awarded to Tu Youyou, ____ research directly contributed ________ the discovery of artemisinin.

4 . We all need to get involved _______ saving energy whether it’s at work, at home, or at school. (用适当的词填空)

5 . He came down _______ a severe disease last year. (用适当的词填空)

6 . Smart toilets will be keeping constant track_______ your health as well. (用适当的词填空)

7 . I’ll have to study harder and get used to being responsible ________ a lot more. （用适当的词填空）

8 . Rather ________ cutting out the foods I enjoyed, I added healthy foods to my meals. (用适当的词填空)

10 . 请你修改以下的每个句子，每句有1处语言错误，错误涉及一个单词的增加或修改。
增加：在缺词处加一个漏字符号（∧），并在此符号下面写出该加的词。
修改：在错的词下面划一横线，并在横线下面写出修改后的词。
注意：每处错误及其修改仅限一词。
1. My mother is taking care my little sister at home.
2. He speak English better than anyone else in his class.
3. As everyone knows, Peter plays the football very well.
4. Listen carefully, or you will not understand that I mean.
5. We spent three hour in climbing to the top of the mountain.