正确答案:
题目:平行四边形中,已知A
解析:S=BC×AB×sinB
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举一反三的答案和解析:
[单选题]There is going to be a wonderful party __________ the evening of October 1st, 2009.
on
[单选题]7.Is the movie_________?
interesting
[单选题]The ducks ___________ many eggs last week.
laid
解析:B【解析】产蛋用lay,其过去式为laid。
[单选题]关于生活中常见的现象,以下说法不正确的是 ( )
北方的冬天,人们在室外呼出的“白气”是水蒸气
[单选题]10.—What about this book?—I don-t like it. Please show me __________ one.
another