Had it not been for the fact that about 30 pupils __________ in the state of Connecticut a fortnight ago, their parents ___________ in deep sorrow now.
| A．had been killed, wouldn’t be |
| B．were killed, couldn’t be |
| C．would have been killed, mightn’t be |
| D．should be killed, wouldn’t be |
He ____ the explosion, but no one else did. How lucky he was!
| A．survived | B．saved | C．lived | D．stayed |
____ they did not believe him, what would they do then?
| A．Suppose | B．Supposed | C．I suppose | D．You suppose |
John shut everybody out of the kitchen ____ he could prepare his grand surprise for the party.
| A．which | B．when | C．so that | D．for |
一Tell us, Mark ,what is the ____ of the American Civil War?
一 Well, is it because the black slaves wanted freedom?
| A．effect | B．cause | C．result | D．reason |
So much of interest ______that most visitors simply run out of time before seeing it all.
| A．offers Beijing | B．Beijing offers | C．does Beijing offer | D．Beijing does offer |