问题
Mr. Smith must know a lot about Chinese history.—________. He has studied it for years.
A:So he does
B:So does he
C:So he must
D:Yes, he must
B:So does he
C:So he must
D:Yes, he must
正确答案是：
同类题型
Is this the piano _______ yourfamiloy for over eighty years
Thelisteningtestusually______20%oftheEnglishtest.
对下列句子中加点词的意义，判断正确的一项是（ ）先是，庭中通南北为一 妪，先大母婢也吾从板外相为应答 轩东故尝为厨，人往，从轩前过
All the children were well brought up and in good ___________ condition.
They are going to fly to Yunnan, it is warm in this season [ ]