— Boys and girls, please hand in your homework after class.

— Oh, my god ! I __________it at home.

A．forgot            B．left              C．forget            D．leave

Please hand in your homework as soon as it_________．

1. A.
   finishes
2. B.
   will finish
3. C.
   is finished
4. D.
   will be finished

— Boys and girls, please hand in your homework after class.
— Oh, my god ! I __________it at home.

根据中文提示，用单词或短语的适当形式填空，完成句子。

1.无论我们遇到什么困难，我们都应该试着笑对人生。

No matter what trouble we have，we should always try to________________.

2.如果你想要成功，你得不断尝试，绝不放弃。

If you want to succeed，you should keep on trying and never _______________.

3.他的电脑比我的便宜得多。

His computer is                 mine.

4.直到现在，三聚氰胺仍然在一些食品中被发现，所以我们应该选定适合的方式来避免。

Up till now, Melamine has still been found in some food, so we must  _____________suitable ways to prevent it .

5.在你上交试卷之前，你最好再次仔细检查。

Before you hand in your examination papers, you had better ___________ again.