题目内容
() 6. — Hello,is Helen?
—Yes. is Helen speaking.
A. that;This B. this;This C. this;That
6. A
![](http://thumb2018.1010pic.com/images/loading.gif)
练习册系列答案
相关题目
题目内容
() 6. — Hello,is Helen?
—Yes. is Helen speaking.
A. that;This B. this;This C. this;That