—It`s raining, isn't it?
—__________! I've never seen it rain this hard before!
A.No problem B.That's all right
C.It sure is D.No, it isn't.
He __________his voice in order that everybody could hear him.
A.rose B.grew C.dropped D.raised
You may wonder __________stress is a serious matter or not.
A.that B.whether C.who D.where
When you __________a difficult task, try to stick with it and finish it.
A.are given B.will give C.was given D.are giving
The Silk Road was so long that it __________many countries.
A.made up B.passed through C.set up D.searched through
Next week, my family is going to go on a trip to Canada, __________we are now getting ready.
A.but B.and C.so D.or
