1 . Spending too much time online is unhealthy and makes ________ very difficult to focus on other things in life and some students even become addicted to the Internet and cannot concentrate on school and family life. (用适当的词填空)

2 . You can rely on ________ that I will help you when you are in trouble. (用适当的词填空)

3 . ________ has been found that plastics can be widely used in industries.(用适当的词填空)

4 . 我发现和他争论真是浪费时间。(形式宾语)(汉译英)

6 . 对孩子们来说，穿过繁忙的街道很危险。(it作形式主语)(汉译英)

7 . 孩子们应当有个规矩，就是用餐前要洗手。(it作形式宾语 ) （汉译英）

8 . Though he is addicted________maths, he finds ________hard to learn it well. (用适当的词填空)

9 . 我有点担心在高级课程中无法跟上其他学生，而且要适应所有的作业会相当困难。
I’m a bit worried about________ ________ ________the other students in my advanced course, and it’ll be quite difficult________ get used to all the homework.

10 . But ________ too much time online is unhealthy and ________ ________ ________ ________ concentrate on other things in life.
但是在网上花太多的时间是不健康的，并且很难专注于生活中搞得其他事情。