1 . Sometimes I had the uncomfortable feeling that this little machine had taken up too much of my time, and that I could have done something more meaningful than just looking at a tiny screen all day.(英译汉)

3 . Sometimes I had the uncomfortable feeling that this little machine had taken up too much of my time, and that I ________________something more meaningful than just looking at a tiny screen all day.
有时我有一种不舒服的感觉,这个小机器占用了我太多的时间,我本可以做一些更有意义的事情,而不是整天只盯着一个小屏幕。

4 . I got a ‘D’ again. I wish I ________(take) Father’s advice. (所给词的适当形式填空)

5 . If the captain had been more careful, his ship ________ (sink). （所给词的适当形式填空）

7 . On that day, ________(我儿子做了一个大多数成年人都不会做的动作). （根据汉语提示完成句子）

8 . If you_____ (tell) me in advance, I would have met him at the airport. (所给词的适当形式填空)

10 . If the new safety system________(put) to use, the accident would never have happened. (所给词的适当形式填空)