B为什么错搜索结果第14页,早教吧

早教吧育儿知识作业答案考试题库百科知识分享

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共找到 756 与B为什么错相关的结果，耗时470 ms

氯元素构成的双原子分子有三种,其相对分子质量分别为70.72.74,此三种分子个数比为6:3:1,下列说法正确是A,B知道为什么错.就是C,D不太清楚.C.氯气分子的平均相对质量为72.D.质量数最小的氯同位化学

( ) 2 -I'd like to buy that coat.-I'm sorry. ___. A. it sold B. it's selling C. It's been sold D. it had been sold请问这个选什么,为什么我也是选英语

，不过是错的，人家选C，不知

——Tom,you are 10 minutes late,please don't be late again next time.——_________.A.Yes,I won't.B.OK,I will C.Yes,I will请问这道题应该选哪一个,为什么?不英语

意思，选项打错了，应该是 A

at this time last year they ( )their hoilday in qingdao.a.spent b.was spending为什么我觉得有at this time 应该选b不好意思上面打错了 b应该是were spending 英语

The home improvements have taken what little there is _____ my spare time.A. from B. in C. of D... The home improvements have taken wh 英语

t little there

I ____ that time is more valuable than money.A need hardly say, B hardly need to say到底改选哪个?为什么另一个是错的? 英语

5.October 1 is the day _____we Chinese people will always remember.A.which B.when C.on which D.about which但为什么BCD是错的?写详细一点, 英语

is this___your pencil case?A Yes,this is B no,it isn't C.A 为什么错了用this不行吗英语

There are five languages labs in this building.One is on the second floor and __on the third floorA.other B.the other C.other four D.t 英语

e others 为什么D是

已知集合A,B,若A不是B的子集,则下列命题中正确的是?A.对任意的a∈A,都有a不∈BB.对任意的b∈B,都有b不∈AC.存在a0,满足a0∈A,a0不∈BD.存在a0,满足a0∈A,a0∈B为什么A是错?已知集合M={y|y=-x²+1,x∈ 数学

,x∈R},全集I=R,则M

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