I think he can ride a bike.(改为否定句)

I 　　　　 　　　　 he can ride a bike.

对划线部分提问.

I've been skating since I was five years old.

　　　　 　　　　 　　　　 you been skating?

I like English. He likes English，too.(转换为同义句)

I like English. ________ ________ he.

Will you go fishing with us?(作否定回答)

________， ________ ________.

I'll teach you English next year.(对划线部分提问)

________ ________ you ________ next year?

There's something wrong with my bike.(对划线部分提问)

________ ________ ________ with ________ bike?

Your sister will come here.(转换为否定句)

Your sister ________ come here.

His name is famous.(转换为同义句)

His name is ________ ________ .

Hurry up，or you'll be late.(转换为同义句)

________ ________ ________ hurry up， ________ be late.

Work hard，and you'll be good at maths.(转换为同义句)

________ ________ work hard， ________ be good at maths.