—How many times have you been to the Site of Zunyi Meeting?
—In fact, it is the first time I ________here.
| A．was | B．am | C．had been | D．have been |
With the development of science and technology, people’s life _______ in the past few years.
| A．improved | B．has improved |
| C．is improving | D．had improved |
. Michael’s new house is like a huge palace, ________ with his old one.
| A．comparing | B．compares |
| C．to compare | D．compared |
It is 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 |
. With the government’s aid, those ________ by the earthquake have moved to the new settlements.
| A．affect | B．affecting |
| C．affected | D．were affected |
I didn’t hear the phone. I ________ asleep.
| A．must be | B．must have been |
| C．should be | D．should have been |