1.Don't run in the hallways.

1.不要在走廊里跑。

2.Look! A monkey is playing with water over there.

2.看！一只猴子在那边玩水。

3.Jack's mother bought a sweater for him yesterday.

3.杰克的妈妈昨天给他买了一件毛衣。

4.Jenny can't go to school because she has a headache.

4.珍妮因为头痛不能上学。

5.It's good for our health to eat some apples or oranges every day.

5.每天吃些苹果或桔子对我们的健康有好处。