Thousands of families        killed and many children were left withoutparents.
#101659
A
is
B
are
C
was
D
were
推荐题目
  I have no idea what _____ while I was asleep.
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A
has happened
B
could happen
C
had happened
D
happened
--Why has he been staying at home these days?  --He ___________ since a month ago.
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A
has been out of work
B
was out of work
C
has lost his work
D
had left from his work