30 More than 20 years ago he was badlywounded in the anti-Vietnam war Since then he can only walk _____ an arm-chair

his unhappy childhood,the boy’s seemed quiteodd and strange

Isn’t the book about different kinds of animals interesting—_______. I am going to read it again.

下列各句中，没有语病的一句是

must remember______ John that the garden needs ____