问题
选择题
You’ll have to wait for one more week, ______ the manager will be back from his trip.
A．before
B．when
C．as
D．until
答案
B
关系副词when引导非限制性定语从句，修饰先行词one more week，在从句中作状语。故选B。
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You’ll have to wait for one more week, ______ the manager will be back from his trip.
A．before
B．when
C．as
D．until
B
关系副词when引导非限制性定语从句，修饰先行词one more week，在从句中作状语。故选B。
