以下有利于干扰素疗效的是()
A.HBVDNA滴度高
B.消化道症状明显
C.病程短
D.HCV非2B基因型
E.男性
参考答案:C
—Can the boy speak Chinese?
—Yes, he can speak _______.[ ]
A. a few
B. little
C. a little
D. many
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