．（重庆卷25）. To improve the quality of our products, we asked for suggestions had used the products.
| A．whoever | B．who | C．whichever | D．which |
. What the doctors really doubt is ______ my mother will recover from the serious disease soon.
| A．when | B．how | C．whether | D．why |
In order to improve English _____.
| A．Jenny’s father bought her a lot of tapes | B．Jenny bought a lot of tapes for herself |
| C．a lot of tapes were bought by Jenny | D．a lot of tapes were bought by Jenny’s father |
____that she didn't do a good job, I don't think I am abler than her.
A,To have said B,Having said C.To say D.Saying
--Tom,you didn't come to the party last night?
----I _____,but I suddenly remembered I had homework to do.
A,had to B, didn't C,was going to D, wouldn't
.They arrived at a farmhouse, in front of which _____of no more than 10 years old.
A,sat a boy B，a boy sat C,did a boy sit D,a boy did sit