单项选择题

We will visit Europe next year ______ we have enough money.

A. lest
B. until
C. unless
D. provided
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单项选择题
—What courses are you going to do next semester —I don't know. But it's about time ______. on something.
A. I'd decide
B. I decided
C. I decide
D. I'm deciding
单项选择题
As for Ann, I am not sure about her ______ in Italian.
A. fluency
B. clarity
C. coherence
D. excellency
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