Out of the crowded bus ,who was dressed in a black suit and waved to a woman.
| A．a tall man in his thirties stepped | B．stepped a tall man in his thirties |
| C．did a tall man in his thirties step | D．did a tall man step in his thirties |
30. According to the report，China's graduates will find it tougher than ever to get jobs in the coming year, as China’s economy_________and unemployment rises．
| A．breaks down | B．slows down | C．picks up | D．takes up |
29. Studies show that the things that contribute most to a______of happiness cannot be bought．
| A．cause | B．thought | C．suggestion | D．Sense |
28. —Has your sister finished her novel yet?
—I have no idea．She________it last week.
| A．wrote | B．has written | C．was writing | D．had written |
27．To shut your eyes to facts．as many of you do,_______foolish．
| A．is | B．are | C．are | D．Were |
26．There are all sorts of ways that employees can be successful_________obtaining the better office environment.
| A．in | B．On | C．about | D．For |