外研版高中英語必修二《On the road》SectionA PPT課件，共85頁。
語言知識講練
高 頻 詞 語
1. on one’s own獨立地；單獨地
【典例促記】
⊙Have you ever gone on holiday on your own？(P49)
你獨自去度假過嗎？
⊙You’d better try to solve the problem on your own.
你最好自己盡力解決這個問題。
⊙I had to go to the cinema on my own because all the other boys were busy.
因為其他男孩都很忙，我只好獨自去看電影了。
⊙He never joins with us and he always plays on his own.
他從不和我們在一起，他總是自己單獨玩。
2. set off引起爆炸；引起；出發(fā)
【典例促記】
⊙Set off to explore and talk to the locals. (P49)
出發(fā)去探索并與當?shù)厝私徽劇?/p>
⊙If you drop a lighted cigarette, you could set off a fire.
如果你把一根點燃的香煙扔在地上，就有可能引起火災。
⊙Herald was only found because he set off some fireworks.
因為點燃了煙花，赫勒爾德才被人發(fā)現(xiàn)。
⊙They set up many branches throughout the country.
他們在全國建立了許多分公司。
⊙Some doctors advise setting aside a certain hour each day for worry.
一些醫(yī)生建議每天留出一點時間來解決煩心事。
⊙Old Walter is setting down his memories of village life.
老沃爾特正在記錄他對鄉(xiāng)村生活的回憶。
⊙She set out that day to hunt for work.
她那天出發(fā)去找工作了。
常 用 句 式
1. Maybe, but only if it doesn’t look dangerous. (P49)
也許吧，但前提是看起來不危險。
【句型剖析】
本句中only if引導條件狀語從句，意為“________”。
【典例促記】
⊙I told him that he would pass the test only if he studied hard.
我告訴他，只要努力學習就會通過考試。
⊙If only he had remembered to buy some fruit yesterday.
他昨天要是記得買些水果來該多好。
2. Now I spend three weeks out of every month travelling and have over 464，000 fans following me online. (P50)
如今我每個月用三周時間旅行，在線關注我的粉絲超過46. 4萬人。
【典例促記】
⊙They built a highway leading(which led) into the mountains.
他們修建了一條通往山里的公路。
⊙We met a group of pupils returning(who were returning) from school.
我們碰到了一群從學�；貋淼暮⒆�。
... ... ...
關鍵詞：On the road PPT課件免費下載，.PPT格式；
