帮我选一下a,b,c,d

帮我选一下a,b,c,d 帮我判断一下A,B,C,D. What ______just now?A.was happened 　B.were happened　　C.happened 　　D.happens选C,请帮我分析一下, 帮我推一下A.B.C.D.E分别是什么物质 请帮我解析一下这到题的详细思路0,1,2,9( )A.12 B.18 C.729 D.730这题的答案应该选D 21.Where ________ did you go on vacation?A.other places B.others C.else D.places选C,请帮我分析一下 You may take____ book you like.Awhich B.only C.whatever D.whicever请高手帮我选一下,是A还是C? 请智者帮我答一下!圆内接平行四边形一定是（ ） A.矩形 B.正方形 C.菱形 D.梯形 1.there won't be( )paper money A.few B.some C.any D.many帮我一下 选一下a b c d. We are all busy ________ hard for our country.A.work B.to work C.working D.are working帮我翻一下哈 选什么 为什么 consider think want suppose用法have you ever --- going to Canada?a.considered b.thought c.wanted d.supposed请帮我分析一下,应该选哪个, Adam began( )the book in 1960 A:work on B:working C:to work at D:to work with为什么选B而不选A C D 请知道的人帮我解答一下 竖直光滑杆上套有一滑块,用轻绳系着滑块绕过光滑的定滑轮正确答案是A,选项A、B我看懂了,请帮我分析一下C、D ---What time do you expect me back,mom?---Say,____half an hour A.at B.before C.in D.for帮我翻译一下,还有就是为什么只能选C而不能选D There is one language___in every country.A use B used C to be used D to use请帮我分析一下C为什么不可以 The education in China has developed _______ these days. A. quick B. high C. highly D. wildly答案是C,请帮我分析一下,谢谢! The education in China has developed _______ these days. A. quick B. high C. highly D. wildly答案是C,请帮我分析一下,谢谢!