问题

Everybody has __ to play _ our environment.

A:a part; to protect
B:a role; in protecting
C:part; in protecting
D:a role; to protect;

正确答案是：

同类题型

— Did you finish your homework yet?— Yeah. We turned it in, and now it ____. [ ]

下列句子中不存在古今异义词的一项是

_________ —— He is cleaning his room.

Please be careful ______ your study ______ now on.

What is Kitty doing the day after tomorrow–_________.