题目内容
I don't know ________ sheep there ________ on the farm.
[ ]
A.how many; is
B.how many; are
C.how much; is
D.how much; are
答案:B
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题目内容
I don't know ________ sheep there ________ on the farm.
A.how many; is
B.how many; are
C.how much; is
D.how much; are