Unit 4 Topic3 China is the third nation that sent a personinto space.Section A1. the first .to do sth.第一個(gè)做某事的2. national hero 民族英雄3. be proud of = take pride in 驕傲，自豪4. be the pride of 是.的驕傲5. What's more 此外，而且6. in the past few years在過去的兒年里7. prove+(that)從句v.證明，證實(shí)8. prove.to.向證明；給.證實(shí)9. make great progress取得巨大進(jìn)步10. be sure +(that)從句確信11. lunar probe月球探測(cè)器12. one day 有一天Section B1. ask sb. about sth.詢問某人關(guān)于某事2. used to do sth.過去常常做某事3. be / get used to doing sth.習(xí)慣于做某事4. use sth. to do sth./use sth. for doing sth.用.來 做.5. master computer technology 掌握電腦技術(shù)6. advise sb. to do sth.建議某人做某事7. make sb. do sth.讓某人做某事8. sb. be made to do sth.(被動(dòng)語態(tài))9. explain to sb. sth.= explain sth. to sb.向某人解釋10. as well as 和，也11. make up one's mind to do sth.= set one's mind to do sth.下定決心做某事12. add. to.添加.到13. be like看起來像14. Thanks for your introduction.感謝你的指導(dǎo)。Section C1. There is no doubt+that從句毫無疑問2. for example= for instance +句子 例如3. such as+單詞/短語例如4. keep sb. doing sth.讓某人一直做某事5. place and cancel orders訂貨和取消訂單6. come into being形成，產(chǎn)生7. thanks to幸虧，由于8. instead of (doing) sth.代替，而不是9. by doing sth.通過做某事10. besides, prep.“除.之外;表示都在范圍之內(nèi)。 eg: Besides English, we study many other subjects.11. except “除.之外”，強(qiáng)調(diào)所排除的，不再范圍之內(nèi)。 eg: 1 like everything except games.12. Besides, not everything we read on the Internet is true or good for us.此外,我們?cè)谝蛱鼐W(wǎng)上所讀到的一切 并非都是真實(shí)的或?qū)ξ覀冇幸娴摹?3. Computers help us at work and at home, but they must be used properly.14. break down打破，消除，分解15. turn on/off 打開/關(guān)閉Section D1. will be like將會(huì)是什么樣2. for certain肯定，確定，無疑3. know/say for certain確切地知道/肯定地說4. so far迄今為止，到目前為止5. all the time 直，總是6. help sb.(to) do sth.幫助某人做某事7. be surprised at.對(duì)驚訝8. with the rapid development of.隨著的迅速發(fā)展9. in a few years數(shù)年后10. on one's own 獨(dú)自，單獨(dú)11. act for oneself 獨(dú)立行動(dòng)12. warn sb.+that從句 警告某人13. warn sb (not) to do sth.告誡某人(不)要做某事14. warn sb. against doing sth.告誡某人不要做某事15. warn sb. against sb.告誡某人提防某人16. warn sb. about sth.告誡某人提防某事17. warn sb. of sth.警告/通知某人會(huì)有某情況18. treat sb. as.把某人當(dāng)作19. be considered to be 被看成是.20. struggle to do sth.抗?fàn)幾瞿呈?