1. It is time for Robert to go school.
    罗伯特该去上学了。

2. I can´t shut the suitcase lid when it´s so full.
    衣箱装得很满, 我盖不上盖子了.

3. It has cost them a great deal of money and time to develop this software.
    开发这种软件花费了他们很大的财力和物力。

4. It is not yet time to sow.
    现在还不是播种的时候。

5. It´s time to tackle my homework.
    现在该对付我的家庭作业了.

6. In his spare time, he likes togo to the movies and play tennis.
    在他空闲时,他喜欢看电影和打网球.我经常跟他去看电影,

7. I told him for the thousandth time.
    我已告诉他无数次了。

8. I underestimated the time we needed by 30%.
    我把我们需要的时间低估了30%.

9. I sometimes stay in bed until lunch time.
    有时我一直睡到吃午饭。

10. I don´t want to argue with you. It´s a waste of time.
    我不想和你争辩,那太浪费时间了.