---Spacecraft “Discovery” has failed in the course of launch.
----_______? They have been preparing for the test.
| A．How come | B．When | C．How | D．Why not |
Now he has _________money, and can do anything he wants to.
| A．a great number of | B．a great many of |
| C．a large amount of | D．a good plenty of |
It was rude ______ you to stare at the foreigner when he passed by just now.
| A．of | B．for | C．with | D．to |
Would any one of you please tell me ______ to the railway station?
| A．how far is it | B．how far it is | C．how far is | D．how far |
The reason for his success is ______ he worked very hard.
| A．why | B．that | C．whether | D．how |
______ anyone should want to kill her was unbelievable.
| A．Whether | B．That | C．What | D．If |