碳酸钙的化学式

Nowadays,an increasing number of people have ___________ to the information they need through the Internet.A.appeal B.access C.assess D.application — David promised to come round to have supper with us today.— But he ____.I’ve been alone for half an hour.A.won’t B.hadn’t C.hasn’t D.doesn’t David said he would come to have supper with us.But he_ We've been waiting for him for an hour 主要是在A和D之间矛盾.A、hasn't B、hadn't C、wasn't D、doesn't He offten ___ (have)supper at home.But today he ___ (have) supper at school. I want to have something s____ for supper today He put forward an idea______we didn`t agree. 定语从句填什么?原因是什么?可以填where 吗？idea是可充当地点状语吗？that 一定不能用吗？？？？ put forwared an 例句例句翻译 put forward啥意思啊? The number of the people who own cars is increasing.own是什么词性?我觉得是形容词,为什么它们还问用不用第三人称单数? The number of people who ---- cars of their own is increasing A.has B.have选哪项,为什么? The number of the people who ____(own)cars_____(be)increasing,为什么后面用is呢? 发长/ɔr/的字母组合or,ar,ou,aw,的单词各举20个 I don' t mean ____you because what I have said really means ___you to be good.A.to hurt;to advise B .to hurt;advisingC.hurting;advising D..hurting;to advise 选B 理由? do you understand what I said? I can't understand what you have said. 请问I don't understand you said.和I don't understand what you said.两句有哪些区别?或者有什么错...请问I don't understand you said.和I don't understand what you said.两句有哪些区别?或者有什么错误请帮忙改正,改正 I understand what you said He promised to come to see you.But he ___.I"ve been along.A.doesn"t B.didn"t C.won"t D.hasn"t我选的是B,为什么不选B? -(Shall)he come to see you?为什么用shall He has come _________ to see you.A.specially B.especially C.particularly D.willing I will come to see you tomorrow as I promised.这句话应使用将来时,为什么promised是过去式呢? There are a small number of people involved,possibly ______ twenty.A.as few as B.as little as C.as many as D.as much as there be a number of……这里“be”用“is”还是“are”? As is symbolically illustrated in the cartoon,there are a large number of people ……是否可换成?As is symbolically illustrated in the cartoon,there are a large number of people surfing on line.是否可以改变 Illustrated symbolically in the what are you good at what are you good at?怎么回答我科学很棒 What are you good at?的中文是什么 My friend Tom said that I ()()(幸运) to pass the exam根据汉语提示填上2个空 What subject are you good at 怎么回答 Tom,my American friend,told me that he __ to China for a visit the next weekA will have come B had come C came D would come Tom,()my friend Bob.Bob ,（）is Tom.1、this；that2、this；this3、that；this4、that；that That is Tom ,my friend .是那种基本简单句型