1. (2017八下·北海期末) 用所给词的正确形式填空。

1. （1） My little brothers have had bad (cold).
3. （2） China has the (large) population in the world.
5. （3） He (lend) an English science fiction to me last night.
7. （4） I was waiting for the bus when it began to rain (heavy).
9. （5） Sandy wants to (be) a race car driver when she grows up.