如图，在梯形ABCD中，AB与CD平行，且CD=2AB，点E，F分别是AD和BC的中点，已知阴影四边

英语翻译 英语翻译 英语翻译 peacock怎么读 peacock什么意思 英语翻译最好加个关于peacock parachute tarahtula （中文的） peacock是什么 The car plays a role ____ A.move B.in move C.in moving D.to moving peacock是什么意思 用what do you want?造句what do you want?造句 5句话.比如：l want to 什么什么的.（1句一分） when the traffic_____(stop),you can cross the roads He usually (s ) an hour (p ) running after school He usually s____an hour ppractising running after school 缺词填空急 May I have the h_____ of the dance?填神马? where have you been I am looking for you everywhere.well ,to the library为什么不用 where did you go, they walker for an hour.对for an hour提问 机 是sleep for an hour 还是 sleeping for an hour 这几个填空题答案 求这几个填空题答案 怎样鉴别质量相同的但是涂上同种颜色的铜块和木块 如何辨别质量与体积 Sometimes,they show in different l_. They lived in different cities,but they ____for a long time.A.keep in touch B.kept in touchC.has been out of touchD.has been out of touch是否答案应为has kept in touch 如何区分金刚石笔质量的好坏从外观上或者是其他的方法有没有？还请专业人士指教.我们用的砂轮颗粒度是320 而且我们工艺要求粗糙度有IT等级，看我们用的砂轮就知道了 They show us a world which operates in a totally different way from our own.句中固定搭配的词组是?请问句中different的固定搭配词组是? 骑士的英文 骑士 用英文怎么说 悬赏,大学高数,数学,一道简单的计算题 请问零感觉的英文怎么写法啊! She added,hardly able to feel the large drops of rain that had just begun to fall.She added,hardly able to feel the large drops of rain that had just begun to fall.课外阅读上得 那只要说明这句话是说这女的心情好还是不好就可 it began to rain 和 it had begun to rain 有什么区别 work on it had begun before she left.这里为什么不用worked 不是过去发生的嘛