—When did Bob leave?
—I have no idea. I ________ a shower upstairs.
| A．took | B．have taken |
| C．was taking | D．would take |
If your parents couldn't __________ to send you to college, you may ask our national Hope Project for help.
| A．afford | B．assist |
| C．apply | D．achieve |
—Things are getting more expensive now.
—It's __________ that prices will continue to __________.
| A．sure; go up | B．certain; raise up |
| C．sure; raise up | D．certain; go up |
__________ houses were knocked down in the earthquake.
| A．A great many of | B．The number of |
| C．A great number of | D．A great deal of |
Today __________ number of people learning English in China is increasing rapidly, and __________ number of learners can speak English well.
| A．a; a | B．the; the |
| C．the; a | D．a; the |
Since I have read quite a few English books, I know __________ words and phrases, of which the majority __________ been found in our textbook.
| A．a good many; haven't | B．a great deal of; haven't |
| C．the number of; hasn't | D．a number of; hasn't |