in the eventA万一B就算C但愿

in the eventA万一B就算C但愿 这两种说法意思上有什么区别?A I forgot the eventB I have forgotten the eventA 是一般过去时,B是现在完成时 两句在含义上有什么区别吗? in the sky or in the air?1 The plane is flying _____.A.in the sky B.in.the air C.in space D.in sky此题答案为A,但为什么不选择B呢?in the sky 和 in the air都有在天空的意思,为什么只可以选择in the sky呢? China has _______population in the world.A.bigger B.larger C.the biggest D.the larggest 应该选D,但这时为什么不可以选C呢? Bob and David are （ ） A ：in classroom B：in their classroom C：in the his classroom但A为什么不可以 Tom is __Amerian and he studies in __university in ChinaA.the,the B.a,a C.不填,a但不知为什么, It is said that the prisoner escaped ------- the direction of Zhangjiakou.A.at B.in C.from D.under选B 但是谁能告诉我原因 the teacher asked students to fill in the blanks with the words [ ]看一看,瞧一瞧.A[to give] B[giving] C[given]但为什么呢?thanks a lot. 4a平万—9b平方＋C平万一4aC因式分解 a=b,则a除以c=b除以c对吗万一c=0咋办 是不是错的 空间四点A,B,C,D共面但不共线,则下列结论正确的是?A:四点中必有三点共线.B:四点中有三点不共线.C:AB,BC,CD,DA四条直线中总有两条平行.D:直线AB与CD必相交答案说是B,但我觉得B也是错的啊.万一是 the two areas are similar_____they both have a high rainfall.a.exceptb.in that c.in whichd.besides that为什么选C打错了，是选B 但为什么是B?in 定语从句 that in which where 的用法The World Expo Park is just the place _____Mr.Smith is hoping to visit these days.A.that B.where C.in which D.to where..........但为什么不选B,C he feels unhappy __ the bad weather A.in B.to C.about D.for 我选了D,但为什么答案是C? I dressed_____a clown at the party.It was so funny.a.in b.for c.as d.like答案是c但为什么不能选d呢 万一 的英文 除in case the storm___ them to get there in timea forbade b prevented c selects d develops但为什么不能选B呢 急 中学英语语法选择题 答案好像是B 但我不知道为什么选BWe must remember that_____fashion is not the most important thing in ____life.A./;the B./;/ C.the;/ D.the;the