Unit-7-The-unknown-world

1、Unit 7 The unknown world an astronaut be sure意為:確定，確信，be sure后接從句我們確信我們將贏得這場比賽。We _ _that we will win the gameare sure 拓展a. be sure of / about. 其后常接名詞、代詞或動名詞等。例如 Im sure of my success. 我確信自己會成功的。b. be sure to do sth. 確 定去做某事.Be sure to come here on time.務(wù)必準(zhǔn)時(shí)來這里。3. We received some mess-ages from ali

2、ens about ten years ago.大約十年前，我們收到了些來自外星人的信息。receive：是動詞，意為 ：接到；收到例如Did you receive the email yesterday?你昨天收到電子郵件了嗎?【拓展】a. receive的同義詞為accept反義詞為give,send.b. receive強(qiáng)調(diào)客觀上 “收到”而accept表示 “接受”例如，The girl received some roses, but she didnt want to accept them .4. Aliens came to the earth thousands of ye

3、ars ago,and made some buildings.數(shù)千年前，外星人來到了地球，并修煉一些建筑物。thousand意為：千 當(dāng)thousand前有具體數(shù)字修飾時(shí)，用單數(shù)形式，且不與of連用；無具體做字修飾需要加s,且與of連用。There are about _ _ students in our school.我們學(xué)校有2000名學(xué)生。_ _ students will visit the Great Wall. 數(shù)千名學(xué)生將訪問長城。People plant _ of trees in the mountain every year.人們每年在山上種植成千棵樹。two thou

4、sandThousands ofthousands 5. She looked out of her window and saw a yellow light in the sky.她向窗外看了看，看見天空中有一道黃光。look out of:意為 “ 向外看”，例如Look out of the window of your bedroom, you can see a bird in the tree.從你的臥室的官向外看,你會看到樹上有一只鳥?！就卣埂筷P(guān)于look的短語:look out“當(dāng)心” look after“照顧” look for“尋找”look at “看” look u

5、p “查閱” look through“瀏覽”6. Im sure something landed in the forest near the hills as I beard a noise昨天晚上當(dāng)我聽見一聲巨響時(shí)，我確定有某物降落在山【loud】是形容詞“一響亮的，大聲的”。例如Please speak louder.請大聲點(diǎn)兒說話。【辨析 】 loud, loudly 與 aloudloud意為“聲音大”，做形容詞時(shí)，做表語或定語。做副詞時(shí)，常與laugh,speak、talk等動詞配。loudly尤指“吵鬧地，喧嘩地”。aloud多指出聲，可以讓人聽得見，但聲音不一定大，是副詞。

6、7.They heard some voices speaking a strange language,so they hid behind some bushes and kept quiet.他們聽見一種奇怪的語言說話的聲音，所以他們藏在一花灌木叢后保持安靜。hear. doing sth. 意 為聽見正在做某事”。例如Do you hear someone knocking at the door? 你 聽見有人正在敲門嗎?1. hear sb. doing sth. 意為 “聽見某人正在做某事”,外強(qiáng)調(diào)聽到的動作正在進(jìn)行。2. hear sb. do sth. 意 為聽見某人做某事。

7、，強(qiáng)調(diào)聽到的是動作發(fā)生的整個(gè)過程。I hear them _ in the next room.我聽到他們正隔壁房間唱歌。We often hear him _ this song，我們經(jīng)常聽到他唱這首歌。singing sing8. It discovered them and made a terrible noise.它發(fā)現(xiàn)了他們并發(fā)出了可怕的噪聲。【discover是及物動詞，意為 “發(fā)現(xiàn)，找到，發(fā)覺”。例如Columbus discovered America.哥倫布發(fā)現(xiàn)了關(guān)洲。辨析】discover與finddiscover意為 “發(fā)觀發(fā)覺”表示發(fā)現(xiàn)已存在的東西，新的科學(xué)真理，新區(qū)域等。find意為 “發(fā)現(xiàn)找到”，指對某種事物的尋求，也指找到丟失的事物。 Scientis