单项选择题
You can’t see the president ______ you’ve made an appointment with him.
- A．if
B．unless
C．when
D．except
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______, follow the directions on the bottle carefully.
A．When taken drugs
B．When drugs taken
C．When one takes drugs
D．When taking drugs -
单项选择题
Undoubtedly, ______ wins the election is going to have a tough job getting the economy back on its feet.
A．anyone
B．who
C．whoever
D．everyone
