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do harm to或 be bad for。 Smoking is harmful to our health.= Smoking does harm to our health.= Smoking is bad for our 康有害。 4. (2022福建泉州質(zhì)檢改編 )—The farm chemicals remained on the vegetable and fruit are ___ to our health. —Yes. They may cause lots of diseases. A. important B. harmful C. necessary D. healthy B 考點(diǎn)四 do something to do sth. 【 課文原句 】 Sharks may disappear one day if we do not do something to stop the sale of shark 動阻止鯊魚翅的銷售,總有一天鯊魚會消失的。 (九 P99) do something to do “采取措施去做某事”,相當(dāng)于take action to do sth.“采取行動去做某事”。 People should take action to protect the 該采取行動來保護(hù)環(huán)境。 考點(diǎn)五 afford的用法 【 課文原句 】 Yes, we can’t afford to wait any longer to take action!是的,我們不能再等了,必須采取行動! (九 P100) afford意為“承擔(dān)得起 (后果 );買得起”。常與 can, could, be able to等連用,多用于否定句和疑問句中。 It is too expensive, and I can’t afford ,我買不起。 We can’t afford to go abroad this summer. 今年夏天我們沒有 足夠的錢去國外。 5. (2022天津中考 )I am afraid we can not ___ to take a taxi. Let’s go by underground instead. A. refuse B. afford C. fet D. fall B 考點(diǎn)六 pay的用法 【 課文原句 】 I think it’s a great idea that you now have to pay for plastic bags in some 袋需要購買這個想法很好。 (九 P100) (1)pay (sb.) money for (給某人 )買 ?? I have to pay them 20 pounds for this room each 個