语言知识精析
重点单词精讲
考点- 1.harmful adj. 【教材原句】What many scientists believe is that the continued presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas.【例句研读】 (1) Fruit juice can ______ __________ ______ children‘s teeth.果汁可能损坏儿童的牙齿。(2) What he did _________ his reputation. 他所做的损害了他的名声。
(3) He may look fierce, but he _________ ______ ______.,。(1) be harmful to(2) harmed(3) means no harm
【拓展归纳】harm n.&vt. 损伤;伤害 harmless adj. 无害的 harmlessness n. 无害
be harmful to 对……有害 do sb. harm/do harm to sb. 对某人有害 do more harm than good 弊大于利 There is (no) harm in (sb.‘s) doing sth. (某人)做某事有(无)害处。It does (no) harm (for sb.) to do sth. (对于某人来说) 做某事有(无)害处。mean no harm 没有恶意
【即时巩固】 Reading in the sun does your eyes a lot of ______.
在阳光下看书对你的眼睛伤害很大。
(3)Reading in the sun is very ______ to your eyes.
在阳光下看书对你的眼睛伤害很大。
【答案】(1) harmful (2) harm(3)harmful
考点-2 lay
vt. (laid, laid, laying) 把放下;摆设;铺(地毯) ;产(蛋)
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