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1、第二課時(shí)Section A (3a3c)九年級上冊人教版英語Unit 6When was it invented?1. by accident 意為“偶然地，意外地”。同義詞組為 by chance。eg: I met her by accident in a crowded bus.我意外地在擁擠的公共汽車上遇見她。2remain 動詞，意為“剩下；停留；逗留”等。 【拓展】remain 用作連系動詞時(shí)，意為“保持；仍是”，后接形容詞、名詞、分詞或介詞短語作表語。eg：The room remains cool all summer.這個(gè)房間整個(gè)夏天保持涼爽。3【辨析】some time，s

2、ometimes，some times與sometime(1)some time 名詞短語，意為“一段時(shí)間”，常與延續(xù)性動詞連用，對它提問用how long。(2)sometimes 頻度副詞，意為“有時(shí)”，表示動作發(fā)生的頻率，多與一般現(xiàn)在時(shí)連用。(3)some times 名詞短語，意為“幾次；幾倍”，對它提問用how many times。(4)sometime 副詞，意為“某時(shí)”，常用于過去時(shí)或?qū)頃r(shí)，對它提問用when。4【辨析】take place 與 happentake place 表示“發(fā)生”時(shí)，與 happen 近義，但也有區(qū)別。take place 常指經(jīng)過安排的，而hap

3、pen 常常是偶然發(fā)生的，它們都只用于主動語態(tài)，沒有被動語態(tài)。eg：Great changes have taken place in my hometown.我的家鄉(xiāng)發(fā)生了巨大變化。Do you know what will happen in one hundred years? 你知道一百年后會發(fā)生什么嗎？【拓展】take place 還可意為“舉行”，相當(dāng)于hold，而hold有被動語態(tài)。eg：The World Cup takes place every four years.The World Cup is held every four years.世界杯每四年舉行一次。5It

4、is said that.意為“據(jù)說”，相當(dāng)于People say.It is believed that.意為“人們相信，認(rèn)為”相當(dāng)于People believe.。以上兩個(gè)是英語中的常見句型，都是以it作形式主語，在被動謂語后接that引導(dǎo)主語從句。【其他重點(diǎn)詞組歸納】fall into 落入；陷入not.until. 直到才less than 少于the popularity of. 的普及without doubt 毫無疑問 一、根據(jù)句意及漢語提示寫單詞。1Can you help me (燒開) some water?2The country was without a (統(tǒng)治者)

5、after a big war.3China does a lot of (貿(mào)易) with many countries.4Without (懷疑)，G20 Meeting was quite successful.5Look！Only a few apples (剩余) on the tree.boilrulertradedoubtremain二、根據(jù)句意用所給詞的適當(dāng)形式填空。6It is (believe) that aliens live in some places far from the earth.7In (west) countries，people use forks a

6、nd knives to eat.8Tea，the most popular drink is an (accident) invention.9The (nation) park lies in the mountain.10The cake (smell) delicious and I want some.believedwesternaccidentalnationalsmells三、單項(xiàng)選擇。( )11.Whats the matter?He hurt his fingers _ while cutting vegetables.Aby accident Bby mistake Ci

7、n time Don time( )12.It has been raining for days.When will it stop?It is _ that the rainy season will be longer than last year.(2016，宜昌)(阿凡題：1074213)Asays Bsaid Csaying Dto sayAB( )13.Lao Shes Teahouse _ the changes in Chinese society over fifty years.(阿凡題：1074214)Adescribes Bimproves Cprepares Dco

8、rrects( )14.In the past few years，great changes _ in Lianyungang.(阿凡題：1074215)Atake place Btook placeChave taken place Dhave been taken place( )15.They will stay in the countryside for _.(阿凡題：1074216)Asome time Bsometime Csome times DsometimesACA四、根據(jù)漢語意思完成下列句子。16據(jù)說今天一輛公共汽車落入了湖中。Its said that a bus a lake today.17我是偶然知道這個(gè)消息的。I knew the news 18毫無疑問，他一定會盡力幫你的。 ，hell try his best to help you.fell intoby accidentWithout doubt19在野營時(shí)，我們在野火上燒飲用水。When we camped，we water an open fire.20直到交通指示燈變綠，我們才可以過馬路。We cross the road the traffic lights turn green.boiledovercantuntil