We know that about seventy percent _____ the earth _____ covered by water.
#44426
A
/; is
B
of; are
C
of; is
D
about; are
推荐题目
When he was at college, he and his friends to organize a party.
#44647
A
are asking
B
were asked
C
was asked
D
asks
Sir, you should ________ at the red light, but you didn’t.
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A
stop
B
have to stop
C
have stopped
D
not have stopped
—____ the sports meeting is likely to be put off．—Yes，it all depends on the weather．
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A
I’ve been told
B
I’ve told
C
I was telling
D
I told
The old over 90 __ not only by their family but also by the government in many places.
#44473
A
is looked at
B
are taken good care of
C
are taken good care
D
is looking after