Geographers were once concerned largely with exploring areas unknow to them and (from) describing distinctive features of individual places.为什么括号中的错 怎么改

Geographers were once concerned largely with exploring areas unknow to them and (from) describing distinctive features of individual places.为什么括号中的错 怎么改 If all places were alike,there would be little need for geographers.We know,however,that no two places are exactly the same.Geography,then,is a point of view,a special way of __90__ at places.90.A) working B) looking C) arriving D) getting,为什么 跪求,现要,英语The 29th Olympic Games were held _ August last year.A.inB.onC.at D.of 18.How successful they were would___the speed with which they did the work.A.depend onB.decide onc.look uponD.share with I had never expceted you to turn ___ at the meeting.I thought you were in Shanhai.A.aroundB.onC.inD.up请问选哪个?选和不选的原因?顺便把句子翻译成中文. Baby sister Just for onc were 1：-Did anybody help you when you were there?-NO.Everything must __ myself1：-Did anybody help you when you were there?-NO.Everything must __ myselfA.get upB:put onC:look afterD:depend on2.-What was the__ of your english exam last week?- I got full 为什么是选b,All the doctors in the hospital insisted that he ____ badly wounded and that he _____ at once.[ d ]A.should be; be operated onB.were; must be operated onC.be; was operated on D.was; be operated on 答案解析说第一个insist是坚 1.A:Have you been to Canada before?B:( ).A.No,I haveB.Yes,I haveC.Yes,I did2.Please proceed ____ what you were doing.A.toB.onC.withD.about3.Three books are interesting,but the rest ( ) not very good.A.areB.isC.be4.A friend of mine is meeting me ( ).A 英语翻译3.I was born __January25,1981.A.in B.onC.atD.for 4.when were you born?(改为同义句） when is __ __?5.Mary was born in 1986(对in 1986提问） __ __Mary__born?6we have a music festival each year(改一般疑问句） __ __ __ a music 选择题All the doctors in the hospital insisted that he_ badly wounded and that he_ at onceAll the doctors in the hospital insisted that he_ badly wounded and that he_ at onceA.should be,be operated onB.were,must be operated onC.was,should be opera We usually go climbing _____ Sundays.A,inB,onC,at how much does it cost busa atb onc by It's time () play games.A.forB.onC.to SoniaarrivedinLondon(）Decemberlastyear.A.inB.onC.atD.around Do you like to play ( ) snow?A:inB:onC:with She looked nice__her blue dress.a.withb,onc.ind.of