rid（rid，rid）vt．摆脱，去除；丢弃  rid...of...  使.....摆脱.....deprive sb of....   get／be rid of 摆脱，去掉，除去 It's time we got rid of the drawback of the electronic product.  该是我们除去这一电子产品的缺点的时候了。 component  组成部分，成分，部件 Patent 专利权；专利证书，V.授予专利 Merely 仅仅，只不过 Stable  稳定地；稳重的 人教高中英语单词mp3 人教版初中英语单词表 人教版高中英语音频 过去将来时 用于表示过去某一时间内，将要发生的动作或存在的状态 was (were) going to +动词原型 was (were) about to +动词原型 was (were) to + 动词原型 表示过去某时间内计划、打算或一定要进行的动作 现在进行时 go, come , stay , leave, start 的现在进行时形式可以表示将来即将发生的动 contribute to  贡献；捐献；促成，导致；投稿 取得重大的突破 make important breakthroughs a small percentage of people 一小部分的人 keep pace with 与······并驾齐驱 It is up to sb. to do sth.  做某事取决于某人  a large amount of大量的（修饰不可数名词）（the amount of······的数量） turn to 转向；求助于 answer for 对······负责；保证 decide against 决定不做． in particular 特别，尤其 be shaped like 形状像． on sale 正在销售 in other words 换句话说  reasons for....      ..的原因（causes of）  in truth     的确，事实上  that important 那么的重要 be absorbed in 全神贯注于 He is coming to see you tomorrow 。 hate, like, love, believe, think, look, mind, have, seem, sound, smell, taste 通常不使用进行时态 过去进行时 表示过去某一时刻或某段时间内正在进行的动作 He was making a long distance phone call to his friend in Australia from 10 to 11 last night 。 go, come , stay , leave, start 的过去进行时形式可以表示过去将要发生的动作  ______ it rain tomorrow, we would have to put off the visit to the Yangpu river.  A. Were      B. Should     C. Would     D. Will  解析： 根据倒装原则，还原出连词if 由tomorrow可知虚拟条件句说的是将来无法实现的事情，根据时态原则，还原出完整的句子。  根据倒装原则，变成倒装句 Were it to rain tomorrow, we would have to put off the visit to the Yangpu riv er. Should it rain tomorrow, we would have to put off the visit to the Yangpu river. Had the governments and scientists not worked together, AIDS-related deaths ________ since their highest in 2005. A. had not fallen B. would not fall C. did not fall D. would not have fallen