问题
By no means true that all native speakers of English know their own language very well．
A:is that
B:that is
C:is it
D:it is
B:that is
C:is it
D:it is
正确答案是：
同类题型
We needn’t hurry all the way to the airport — theflight has been because of the bad weather.
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There was an accident. at the corner，______the girlwasn’t_______hurt.
The plan we _________ at yesterday’s meeting was that we ________ Mary ________ as the secretary.