2017九全unit13 阅读课的知识点.ppt

* ⑴ afford是动词，意为“买得起,担负得起”，通常与can, could, be able to连用,多用于否定句中。 They couldn’t afford $50 for a ticket. 他们拿不出50美元买一张票。 ⑵ afford后面常跟带to的动词不定式。 We can’t afford to go abroad this summer. 今年夏天我们没有足够的钱出国。 例句：Miss Taylor never wastes money on anything too expensive, even though she can _____to. She has donated much of the money she saved to charities. A. afford B. allow C. remind D. pay 1. Save the Sharks! save作动词，意为“救，拯救”，后常跟介词from。 如：He saved the boy from the big fire. 他从大火中救出了那个男孩。 The dog saved the girls life. 那只狗救了女孩的命。 Language points 拓展：save作及物动词，意为“储蓄，贮存；节省”。 save money 攒钱 save one’s strength 保存体力 如：She saved her strength for the last minutes of the race.她保存体力，准备在比赛的最后几分钟冲刺。 Language points 2. When people catch sharks, they cut off their fins and throw the shark back into the ocean. cut off有以下几种意思： ①切断（水、电）；中断；关掉。 如：Their water supply was cut off． 他们的水源被切断了。 ② 切下来；剪下来。 如：They cut off the heads of their captives． 他们把俘虏的头砍了下来。 Language points 【拓展】关于cut的用法： cut down ①砍倒；②减少 cut in 插嘴；超车；插入 cut out 删去 cut up 切碎 cut away 切掉，砍掉 Language points Language points Do you often throw away things you don’t need anymore? 你经常将你不需要的东西扔掉吗？ throw away意为“扔掉；抛弃”。例如： I never throw clothes away.我从不丢弃衣服。 ◆即学即练 扔掉食物是种浪费。 It is a waste to _____ ______ food. 答案：throw away 2.Have you ever thought about how these things can actually be put to good use? 你有没有考虑过怎么样好好利用这些东西？ put sth. to good use意为“好好利用”，make good use of也意为“好好利用”，如put the money to good use 好好利用这笔钱 ◆即学即练 You should make good use of every minute. You should ____ every minute ____ _____ ______. 答案：put; to good use 3.The windows and doors come from old buildings around her town that were pulled down. 她城镇周围旧建筑的窗和门被拆下来了。 pull down…意为“拆下；摧毁”，宾语为代词时应放在pull与 down之间；pull为动词，意为“拉；拔；拖”。例如： She pulled the drawer open.她拉开了抽屉。 ◆即学即练 The building is too old. We have to _____ and build a new one. A. pull down it B. pull it down C. pull it off D. pull off it 答案：B *