问题
选择题
Don't have your children _____ for hours reading books in _____ dark a room.
A．sitting; so
B．sit; such
C．to be sitting; so
D．to sit; such
答案
答案：A
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Don't have your children _____ for hours reading books in _____ dark a room.
A．sitting; so
B．sit; such
C．to be sitting; so
D．to sit; such
答案：A