the speedboat was moving in a circle.请问一下in a circle怎么解释,为什么要用in

they noticed with dismay that the speedboat was moving in a circle.这里的with是什么用法,为什么用with the speedboat was moving in a circle.请问一下in a circle怎么解释,为什么要用in Both men had just begun to swim towards the shore,为什么还要用过去完成时（had been）?Both men had just begun to swim towards the shore,when they noticed with dismay that the speedboat was moving in a circle. they noticed with dismay that the speedboat was moving in a circle.他们刚突然惊愕地发现快艇正在转着圈行驶with dismay作什么成份,that是什么从句,谢 the speedboat continued to move very quickly across the water这里的across 怎么理解 As the man tried to swing the speedboat round 这上面round 是什么词性 哪位知道的给说说 Come to show off your English~...1、The speedboat was moving in a circle.（86）为什么加a?可以省略么?2、They swam on as quickly as they could.为什么加On?3、“……”ansered the man.（87）为什么倒装? jenny worked in a children is hospital as a nurse.one evening there was a 舞会 at the hospital .mo mo mo Mo as the man tried to swinng the speedboat round.round在这是什么意思?打错了！是swing。“转向”的意思，动词。原话是：as the man tried to swing the speedboat round,the steering wheel came away in his hands 英语选择 Mo Yan ,____ to writing,was _____ the Nobel Prize in 2012.Mo Yan ,____ to writing,was _____ the Nobel Prize in 2012.A.devoted himself;awarded B.devoted;rewardedC.who devoted;awarded D.devoted;awarded为什么选D不选A 英语翻译Mo Yan,this year’s winner of the Nobel Prize for Literature,is a son of the Chinese soil.He was born in Shandong province in the small town of Gaomi.His parents were farmers and as a young boy Mo took care of the family’s small herd o 是Chinese writer Mo Yan 还是the Chinese writer Mo Yan?哪个对? gmat数学题 Last month 15 homes were sold in Town X.The average (arithmetic mean) sale price of the homes was $150,000 and the median sale price was $130,000.Which of the following statements must be true?I.At least one of the homes was sold for mo 英语翻译jame's new bicycle翻译---james shook his money box again nothing!he carefully counted the coins that lay on the bed.---$24.52 was all that he had the bicycle he wanted was at least $90!how on earth was he going to get the rest of the mo 英语翻译I was about to take part in a downhill race as part of the Junior World Championship.It was the first time I had been to Australia .I was waiting at the foot of the starting line and I watched a French girl start .She want off down the mo