His boring speech made most of us _______ asleep．
| A．fall | B．fell | C．falling | D．to fall |
--- I' m surprised to hear that Sue and Paul have __ .
----So am I. They seemed very happy together when I last saw them.
A. broken up B. finished up C. divided up D closed up
Because of the financial crisis, days are gone _ _ local 5-star hotels charged 6,000 yuan for one night.
| A．if | B．when | C．which | D．since |
-- Ann is in hospital.
-- Oh, really? I __ know. I __ go and visit her.
| A．didn’t; am going to | B．don’t; would |
| C．don’t; will | D．didn't; will |
The population of Jiangsu __ to more than twice what it was in 1949. The figure is now approaching 74 million.
| A．has grown | B．have grown | C．grew | D．are growing |
Some of you may have finished unit one. _____ , you can go on to unit two. 
| A．If you may | B．If you do | C．If not | D．If so |