------Don’tlittertheground,boy,Lookatthesign::“Rubbish ...

问题详情：

------Don’t litter the ground, boy ,Look at the sign:: “Rubbish      into the dustbin.”

  -------Sorry. (2004年襄樊市)

 A, has throw         B,  was throw        C,  must throw       D  , must be thrown

【回答】

 D

命题立意：本题考查含有情态动词的被动语态的用法。

试题解析：依据句意：垃圾必须扔进垃圾箱里。表示“命令”，句子主语是垃圾，应用被动语态。

知识点：动词语态

题型：选择题