单选题：When are the visitors expected to ask questions?

题目内容：

When are the visitors expected to ask questions? A．During the lunch hou
B．After the welcome speec
C．Before the tour of the lab

参考答案：

答案解析：

In the author’s mind, her mother is　　.A.strange in behaviour

In the author’s mind, her mother is　　.A.strange in behaviourB.keen on her resear

分类：英语题型：单选题

分类：英语题型：单选题

Weshouldrespectfoodandthinkaboutthepeoplewhodon’thave__________wehavehereandtrea

分类：英语题型：单选题

Lotsofrescueworkerswereworkingaroundtheclock,__________suppliestoyushu.Oinghaipr

分类：英语题型：单选题

分类：英语题型：单选题