If you don’t understand something, you may research, study, and talk to other pe

题干

If you don’t understand something, you may research, study, and talk to other people _______ you figure it out.

A．because	B．though
C．until	D．since

上一题下一题 0.65难度单项选择更新时间:2017-08-09 11:13:38

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