—Have you ever been to Singapore?
—Yes, I ________ there three times in 2009 alone.
| A．have been | B．have gone |
| C．went | D．had gone |
－Would you be here to attend the English party this evening?
－Yes, we ______ .
| A．shall | B．would | C．will | D．must |
I lived with my sister this summer and didn't have to pay rent. So I ______ save most of my salary.
| A．could | B．would | C．was able to | D．should |
A computer can only do ____ you have instructed it to do．
| A．how | B．after | C．what | D．when |
He asked ____ for a violin．
| A．did I pay how much | B．I paid how much |
| C．how much did I pay | D．how much I paid |
What the doctors really doubt is my mother will recover from the serious disease soon．
| A．when | B．how | C．whether | D．why |