货运电梯尺寸

begin doing sth.=start to do sth.=start doing sth.吗? The world is developing very fast and it is said___every day.A.to change B.to be changed C.to be changing D.being changed选B,为什么错了? begin to do,begin doing,start to do ,start doing有什么区别? 茚三酮能在不加热条件下与氨基酸或蛋白质反映成紫色吗? we 'd better hurry __it is getting darka .and b.but c .as d .unless It's getting dark.中的It's 是否是It is ?句中哪个是系动词?可书上说getting是系动词 It has got dark .有这个用法吗?It is getting dark.与上文的有什么区别? We had better hurry -- ----it is getting dark.为什么要填AS Sally and Tony usually go _____at six.A.home B.their homes C.to home D.homes the government has to take the responsibility for the old people's carefor the old people's care到底是做定语还是状语 P79问:government has to take the responsibility for the old people's care1.take 怎么解释2.care怎么解释 英语翻译也是别人问我的，我不是很清楚是什么方面的口号，照一个团队的口号翻译吧？ I think ( ) necessary to make more robots.(that/it)应该填那个? eight的中文是什么意思 eight's什么意思If you count from one to two hundred,how many eight's will you meet?其中eight's什么意思？ BETTER ANGEL怎么样 _______________________________?he wants to see the applehe wants to see the apple的问句 It is getting darker and darker的中文翻译 It’s getting darker and darker.I can （ ）anything.A see hard B hard see C see hardly D.hardly see It's getting__and__A.hotter,hotter. B.warm,warmer.C.hot,hotter.D.hotter,hot. 这四个答案应该选哪个? 一定要有为什么. It was getting darker翻译? 请问EIGHT EIGHT 其中FOLD在这里怎么有那个意思呢?它是信用证上的对商业发票的说明.完整的为：BENEFICIARY'S SIGNED COMMERCIAL INVOICES IN EIGHT FOLDS CERTIFYING MERCHANDISE ARE OF CHINA ORIGIN AND INDICATING THE FOLLOWING Lily,is this your new kite?Yes.Do you( A.have it B.play it C.see it D.what a go I heard the terrible sound of the door being shut last night.这个句子中 The door being shut的成分 Computer are wonderful m________.They can work better and faster than man . 欧巴什么意思 请问 欧巴什么意思 "Is it expensive to buy things on the train?"谁帮我分析出里面的知识点啊? 怎么确定是现在分词作状语,还是过去分词作状语,或者是过去式将状语讲清楚一点 关于过去分词heardwhat shall Ipay atteniton to when I make a speech,mother?First of all,you should make yourself)_______A.hear B.hearing C.heard D.to hear.选择哪个为什么?they ordered me to let to the traffic go again.为什么这个地方 eight thirty中文意思 I want eight apples.中文意思