we must know the use the people___waste things A make Bmake of C make good of Dmake from

we must know the use the people___waste things A make Bmake of C make good of Dmake from So we must be careful when we use the Internet. 翻译We must use smoke detector in the building. 用 the must traffic We rules know 组成一句话 we must know what the good m__ are. We must know what the good m_____ aer. What we must do is reduce the use of the energy这句话有错吗 I think ,the most--------,we must use it as often as possible(importance important importantly ) I think ,the most--------,we must use it as often as possible(importance important importantly ) .If we want to know the development of our country,we must learn__well(history还是politics) 求解决,语法选择Do you know when people began to use paper? The Chinese man 1 Cai Lun first invented it in ADl05．He made it 2 the wood of a kind of tree． Today,paper still 3 from trees．We use 4 paper every day．We must begin we must call the We must purify the We may not know ( ) to use the telephone in the country we are visiting.We may not know how to buy完型填空 We must use the lift to reach the top floor.一般疑问句___we ___the lift to reach the top floor? 根据句首完成句子 We must look a___ when we cross the street We use the e___ to go up and go down the tall building 初三英语同义句!1.Let's take a break2.I know it from A to Z.3.The waste water pollutes the river.4.We must reduce the use of plastic bag.5.The Reads are having lunch now.6.We all wonder why he is so unhappy.7.My sister put on weight again8.I wi As a driver,we must know what the traffic signs mean in order to ______________________.