题目内容
（请给出正确答案）
You can't see the president______you've made an appointment with him.
A．when
B．if
C．unless
D．except
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更多“You can't see the president___…”相关的问题
A.if
B.except
C.when
D.unless
A.very small things that you can't see with your eyes.
B.things that don't affect people.
C.things that you can find with your eyes.
D.things that are very big.
--I can't see the blackboard very well.--Perhaps you need ______. ()
A．examining your eyes
B．to be examined your eyes
C．to have examined your eyes
D．to have your eyes examined
— () .
A.Sorry I'm a stranger here you see
B.I'm afraid you asked a wrong person
C.I have no idea
D.I can't forgive me
A．for a moment
B．in a moment
C．for the moment
D．at the moment
Patient: Could you arrange for me to see Doctor Smith tomorrow morning？
Nurse: _________. He won't be free until 12:00.
A． You can call later
B． You're unlucky
C． I can't do that
D． I'm afraid not
--- May I see your tickets and passports, please？ --- __________ .
A.No, you can’t
B.Yes, you can
C.here they are
D.No, they are mine
—_______________________.
A.You are such a great fan.
B.I am more interested in the film director.
C.Can’t wait to watch it.
—____________________,but I think you might need to change your approach somewhat.
A: I am not sure
B; I can see that
C; I know that
