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问题
判断题
电视塔高213厘米。[ ]
答案
错误
选择题
His mother is ill. He has to ________ her at home.
A. look at
B. look after
C. look for
D. look into
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单项选择题 B型题
为清肝平肝、息风止痉之要药的是()
A.石决明
B.天麻
C.羚羊角
D.柴胡
E.钓藤
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