问题

_____ worries the doctor most was _______they could find the cause of the disease
A:However
B:Whatever
C:Which
D:While
B:Whatever
C:Which
D:While
正确答案是:
同类题型
… Come to supper with us, Peter. … Great! I _______ bring a bottle of wine.
You’ve left the light on—OhSo I have________and turn it off
Is everyone here?—Not yet…Look, therethe rest of our guests.
. The conference gives a chance for peopleof different ____ to exchange.
The old womanwho in the deserted housealone for ten years has been settled in a nursing home now