问题
选择题
— It’s time to go to bed, Mary.
— Oh, Mum, I won’t go to bed _____ I have finished my homework.
A．after
B．until
C．since
D．because
答案
B
考查固定短语。Not……until…....表示直到……才…….。
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— It’s time to go to bed, Mary.
— Oh, Mum, I won’t go to bed _____ I have finished my homework.
A．after
B．until
C．since
D．because
B
考查固定短语。Not……until…....表示直到……才…….。