- - How dangerous it was!
- - Yes, but for the passer - by' s quick action, the girl _____
A．was drowned B．could have been drowned
C．had drowned D．should be drowned
－When will the expert come and give the lecture on economic development
－Not until our program ____by the government
A. approves B. is to approve
C. will be approved D. has been approved
The question that puzzled them is ____ they can get rid of the air pollution in the area.
A. how is it that B. that is how C. what is that D. how it is that
Rock-climbing is a breathtaking activity, very popular nationwide among young people, ______ cooperation as well as courage plays an important role.
A. who B. which C. where D. of which
-----What about today’s temperature?
------It’s the same as, if the weather report is exact as usual, _____ of yesterday.
A. one B. that C. ones D. those
— Can I pay the bill by check?
— Sorry, sir. But it's the management rules of our hotel that payment ______be made in cash.
A. can B. need C. will D. shall
