– May I play basketball with my friends now?
– No, ______ you’ve finished your homework.
A. since B. if C. unless
相关试题
Lucy enjoys dancing. It’s one of her_______.
| A．prize | B．prizes | C．hobby | D．hobbies |
My science teacher told us that the earth around the sun.
| A．move | B．goes | C．went | D．travel |
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