连词成句。

例: a, is, This, shirt

     This is a shirt.                

1. there, dogs, How, many, are

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2. These, are, carrots

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3. Can, you, read, a, book

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4. I, am, a, boy, not

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颅内压升高不能出现（）

A.头痛

B.恶心

C.视觉障碍

D.脑疝

E.呕吐