1. (2017八下·启东开学考) 根据句意及提示，完成下列句子中所缺的单词。

1. （1） The tree grew to a (高度) of 20 feet.
3. （2） No one was (living， not dead) after the air disaster.
5. （3） She is wearing sunglasses to (keep safe from danger) her eyes from the light.
7. （4） There are too many (广告) in the newspaper every day.
9. （5） The sick man gets b today than yesterday.