新概念英語第二冊第7課 完整（課堂PPT）

1、12detective(job)a private detectiveSherlock Holmesdetective story3detect vt.She detected the odor of gas in the room.We detected the robbers when they entered the bank. 發(fā)覺，發(fā)現(xiàn)4airport port at the airport field airfield on the airfield 港口田野停機坪5airport飛機場the main building 航站樓，候機樓airfield 停機坪,飛機起落的場地the

2、 Customs House 海關A place for passengersA place for planesA place for luggage67expect vt.&vi. 預計，預料Jim has passed mathematics as his teacher expected.I didnt expect to find you here.I expect a storm. vt. 等待，期待，盼望（心理上的等待）They are expecting guests tonight. He expected her to go with him.I expect yo

3、u to write back.8 vt. 認為，猜想（一般用于口語）I expect so./I think so. 我希望如此I expect youve heard the news. Mary is expecting again.We all know shes expecting a baby vt.&vi. 懷孕9valuable adj.有價值的 He bought me a valuable diamond ring as a birthday present.n.&v. 價值 precious adj. 珍貴的precious photo/ gift / t

4、imeexpensive adj. 價格昂貴的強調的是事物本身的價值高強調的是事物本身的價值高不一定貴不一定貴, ,但是很有精神上的價值，有紀念意義的，但是很有精神上的價值，有紀念意義的，帶有感情色彩的帶有感情色彩的10-less 表否定：priceless adj. 沒有價格的, 無價的無價的 Things such as love, family, genuine companionship, dignity, honor, and life are priceless.valueless adj. 沒有價值, 不足道的It is a valueless book for me.worth

5、less adj. 沒有價值的Was I really worthless to him?=invaluable1112parcel n. 包裹a parcel of booksThe post office lost my parcel. its awfully annoying.13diamond diamond ring precious stone 寶石crystal 水晶jade 玉,翡翠14鉆石婚diamond wedding金婚golden wedding銀婚silver wedding紙婚paper wedding15main adj. 主要的main building mai

6、n streetmain sentence main idea main不能與人連用16 steal sth. steal sth. from sb. steal偷鉆石steal the diamonds小偷們將試圖偷走鉆石That thieves would try to steal the diamonds.He has stolen away Marys heart. He stole into the room. vi. 偷偷地行動，悄悄靠近stolestolen17guard n.警戒，守衛(wèi)keep guardbody guardlife guardguard v. 保衛(wèi)站崗保鏢救生

7、員1819a valuable parcel of diamonds20= a few hours before/a few hours ago21onethe other someothers Some students are very hard-working, others are not.others=other+名詞復數(shù)22Customs House 海關23keep guard 守衛(wèi)at the door 在門邊(固定搭配)two others = ?two other detectives24To her surprise, her parents were not at ho

8、me.令她驚訝的是，她父母并不在家。be full of 裝滿，充滿2526過去進行時 過去進行時主要表示過去某個時刻或某段時間正在進行的動作。過去進行時和一般過去時經常同在一個句子里使用。過去進行時表示過去正在進行的動作或情況，一般過去時則表示比較短暫的動作或事件。正在進行中的動作或情況往往由連詞 when, while, as等引導。 While/ When/ As I was sweeping the floor, I found your pen.我掃地的時候，發(fā)現(xiàn)了你的鋼筆。2728when，while 當時候（強調動作同時發(fā)生）while+從句, 動詞一定是延續(xù)性動詞when+延續(xù)

9、性動詞/瞬間動詞29while通常只引導持續(xù)時間較長的動作，并且主句和從句可以同時用過去進行時，而when一般不這么用：John was watching TV while his wife was talking with a neighbour over the phone. 當他的妻子和一位鄰居在電話中聊天時，約翰一直在看電視。Some students were dancing and singing while others were eating and drinking.有些學生在唱歌跳舞，而另一些則在吃喝。30when可以引導短暫和延續(xù)性的動作，while只跟延續(xù)性動作We w

10、ere having supper when the lights went out.我們正在吃晚飯時燈滅了。I met him when while I was taking a walk in the park. 我在公園散步時遇到了他。 31Exercise 1 When the teacher _ (come) in, we _ (talk). came; talking 2 While mother _ (prepare) lunch, Janet _ (set) the table. set the table擺桌子 was preparing；set32短語動詞中的小品詞 許多動詞加上介詞或副詞后就會改變詞義，這些介詞和副詞通常被稱為小品詞。它們沒有詞形的變化。有些小品詞既可以作介詞又可以作副詞。介詞的位置相對固定，不能變動。33 v.+ prep