根据各句中所给汉语注释，在句子右边的横线上写出其正确形式。

1. Can you ______ (组织) the games for the class party?

2. There are a lot of old ______ (工厂) in our city.

3. Be ______ (小心) of the dog that does not bark.

4. You have to be 18 years old before you are ______ (允许) to drive a car.

5. Everyone else in my class was invited ______ (除) me.

肥胖症可能发生于任何年龄的小儿，但最常见的年龄阶段为（）。

A.1岁以上，6～7岁及青春期

B.1岁以下，3～4岁及青春期

C.1岁以下，4～5岁及学龄期

D.1岁以上，5～6岁及幼儿期

E.1岁以下，5～6岁及青春期