A pack of wild dogs _______ frightened all the ducks away.
A. have
B. has
C. have been
D. has been
Giải bởi Vietjack
Đáp án: A
Giải thích: A pack of N(s/es) + V(chia số nhiều)
Dịch: Một đàn chó hoang đã làm cả đàn vịt hoảng sợ bỏ chạy.
She hasn't paid as much attention to her children as she ______ since she _______ working.
Unfortunately, the solution to this problem is neither simple nor ______.
Which is good for such an old lady like her is that she is healthy enough to cycle.
We should keep our freezer full ______ it runs more efficiently than an empty one.
Miss White ________ her parents is going to pay a visit to the Great Wall.
I supposed, as ______ we all, that the meeting would be cancelled.
It is the underserved ________ that damaged his life and his family.
..... as taste is really a composite sense made up of both taste and smell.
Her business must be going rather well, _______ by the car she drives.
