仓库通风有（）等方式。

A.自然通风

B.机械自然通风

C.机械循环通风

D.制冷通风

E.人工通风

把下列句子改为含有定语从句的主从复合句。

1. I know the boy. He can speak English well.

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2. The season is summer. It comes after spring.

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3. The building is my uncle's house. Its wall is white.

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4. Will you please lend me the very book? You bought a book last Sunday.

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5. The student is our monitor. Our headmaster praised him at the school meeting.

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