题目内容：

动词适当形式填空

count   be  come   die  arrive  clean

1.Many of the birds___________because they don’t have enough to eat.

2.My grandfather _______________ 60 years old in two years.

3.Look ! Someone ______________ the birds in the forest.

4.He is always the first _____________.

5.The heavy rain prevented us from __________ at school on time yesterday.

6.The teacher made me _______ the classroom after school.