单选题：The study also notes a　steady decline in the number of colle

题目内容：

The study also notes a　steady decline in the number of college students taking science courses． A．relative
B．general
C．continuous
D．shard

参考答案：

答案解析：

We have to ask them to quit talking in order that all people

We have to ask them to quit talking in order that all people present could hear

分类：卫生类题型：单选题

分类：卫生类题型：单选题

根据以上选项，回答题The kind of English spoken 1,500 years ago was so different from the E

分类：卫生类题型：单选题

People fishing on a lake must wait calmly so as not to scare the fish away.A．con

分类：卫生类题型：单选题

分类：卫生类题型：单选题