问题
选择题
Everyday the mother seems to be busy until 10o’clock at night,____the rest of the
Family have fallen asleep.
A．that
B．by which time
C．on time
D．whose time
答案
答案：B
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Everyday the mother seems to be busy until 10o’clock at night,____the rest of the
Family have fallen asleep.
A．that
B．by which time
C．on time
D．whose time
答案：B