短语动词是一个整体,不可丢掉后面的介词或副词。
This is a photo of the power station that has been set up in
my hometown.
My sister will be taken care of by Grandma.
Such a thing has never been heard of before..
A. was to be held
B. has been held
C. will be held
D. is being held
[ ]
A. had been painted
B. was being painted
C. was painting
D. painted
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