—Are you guys ready for “The Campus Singers Competition”?
—Sure！Since we are young, try it, _____ we will regret!
| A．and | B．but | C．or | D．then |
—In fact I don’t have a digital camera.
—You should buy _______. Sony is a good brand.
| A．this | B．that | C．one | D．it |
---- Look! So many colourful kites________ here.
---- You don’t know? It’s said kites _______ well in this area.
| A．are sold; are sold | B．are selling; sell |
| C．are selling; are sold | D．are being sold; sell |
It is China _______ is believed to be able to lead the world out of the financial crisis.
| A．which | B．that | C．/ | D．where |
---- Where is Jack?
----He _________ football on the playground with those AFS students, but I am not sure.
| A．must be playing | B．must have played |
| C．may be playing | D．may have played |
In our class there are 60 students, of ____________ two thirds are boys.
| A．which | B．them | C．whom | D．who |