问题
Oh, there is someone knocking at the door. — __________ must be your neighbour, Mrs Black.
A:There
B:She
C:He
D:It
B:She
C:He
D:It
正确答案是:
同类题型
There are ________ flowers in the square during the National Day.
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An old friend of my sister’s always helps my brother andwithEnglish.