根据句子意思及所给的词首字母或汉语提示，完成下列单词。

1. —My English is poor.

    —Don't w             . I can help you.

2. —What's the time?

    —It's a q             past three.

3. We have about eight              (百) students in our grade.

4. Don't              (忘记) to bring your English book here tomorrow.  

5. Jim is                (聪明的). The teacher likes him.