This type of computer is of great help and I’ll buy it _______.
| A．however may it cost | B．no matter how much it cost |
| C．however much it is cost | D．however much it may cost |
"Who Moved My Cheese?", ____________ is a best-selling book, is written by Spencer Johnson.
| A．which | B．that | C．it | D．what |
—I'd like to have some lunch but I have to stay here doing my work.
—___________ what you want and I can get it for you.
| A．To tell me | B．Telling me |
| C．If you tell me | D．Tell me |
—Why! Where's my passport? Maybe I left it on the plane.
--My Goodness! You ____________ things behind.
| A．had never left | B．didn't leave |
| C．never left | D．haven’t left |
When I tried to find _________that prevented so many people from taking part in the program, it seemed to me that there were two main reasons.
| A．why it did | B．that it did | C．what it was | D．why it was |
Up to Tuesday's attack, the worst school shooting in the U. S. was in March 1998 in Jonesboro,______two boys, aged 11 and 13, shot and killed a teacher and four girls.
| A．while | B．where | C．when | D．then |