It’s reported that the United States uses ______ energy as the whole of Europe.
| A．as twice | B．twice much | C．twice much as | D．twice as much |
— I regret _______ you that you failed the exam.
— How I regret _______ so much time playing computer games.
| A．telling; wasting | B．telling; to waste |
| C．to tell; wasting | D．to tell; to waste |
It’s hard to finish the work in a day. You’d better ____ your friends to help you.
| A．call for | B．call on | C．call at | D．call up |
There are two buildings, _______ stands nearly a hundred feet high.
| A．the larger one | B．the larger of them |
| C．the larger one that | D．the larger of which |
The court hears about 120 cases a year; visitors are welcome to see a case ______.
| A．argued | B．to be argued | C．to be arguing | D．being argued |
If we learn to appreciate _____ is new and different, we will be well-prepared for ____ the future may have in store.
| A．that; whatever | B．what; whatever | C．that; whichever | D．which ; that |