When we hurried to the meeting room, the meeting _______.
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A
had begun
B
had been on
C
has begun
D
has been on
推荐题目
Yesterday, the teacher told us that the earth ________around the sun.
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A
moved
B
moves
C
was moving
D
had moved
A lot of trees________ around here every year, and we can  enjoy fresher air now.
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A
were planted
B
are planted
C
will planted
D
are planting
---What were you doing when the UFO ______? ---I ______ a milk shake.
#41587
A
reached, made
B
reached, was making
C
arrived, made
D
arrived, was making