The students didn’t manage to work out the problem ______ their teacher had explained how.
A. when B. untilC. unless D. as
1. Some people think ______ about their rights than about their duties.
A. too muchB. as much C. much moreD. many more
人气：289 ℃ 时间：2019-10-17 02:23:08
解答
B
C
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