句型转换：

There are five bikes over there. (对划线部分提问)

____ bikes are there over there?

I can make a cake. （变成一般问句）

Don't worry. I can help you. （变成祈使句）

I can make a cake.

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句型转换：

Please climb the hill. （改成否定句）

_____ the hill.

句型转换：

Stand on the desk. （改成否定句）

______ on the desk.

句型转换：

Read in bed. （改成否定句）

______ in bed.

句型转换：

Play football in the street. （改成否定句）

______ football in the street.

He can sing in English.

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用括号中所给的连词连句

Please come to my house. You're free. (if)

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