drop的用法

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drop的用法一、基本用法 vi.1.丢下,掉下,落下:The apple dropped from the tree to the ground. 苹果从树上掉到地上。The flowers are beginning to drop. 花儿开始凋落了。The ball dropped out of his hand. 球从他手里掉了下来。2.减少,下降,下跌,减弱:Prices dropped. 物价下跌了。The wind has dropped. 风势已减弱了。Her face dropped. 她的脸沉了下来。His voice dropped to a whisper. 他放低声音讲话。vt.1.使掉下,使落下:Mary dropped the vase on the floor. 玛丽失手把花瓶掉在地板上。In doing so they’re lifting a rock only to drop it on their own feet. 他们这样做是搬起石头砸自己的脚。2.丢下,放弃:You must drop smoking (the bad habit). 你必须戒烟(戒除这个坏习惯)。 Better drop the idea. 最好打消这个想法。 I dropped law and switched to medicine. 我放弃法律转学医学。3.使下车:Drop me at the corner. 让我在拐角处下车。 二、短语用法◇drop in [over, round, around, by]探望,串门:Please drop in to see us if you are in Bradford. 如果你到布拉福特,请顺便来看看我们。We’ll drop over this evening. 我们今晚来。My sister dropped around last night. 昨晚我姐姐顺便来看了我。◇drop off (1)打瞌睡:I dropped off and missed the end of the film. 我打了个瞌睡,把影片的结尾给错过了。(2)减少,下降,散去:Flowers are dropping off. 花朵在凋落。His friends dropped off one by one. 他的朋友一个一个地走了。◇drop sb a line 给某人写封短信:Drop me a line to say when you’re coming. 给我写封短信告诉我你来的时间。 三、语法特点1.drop in(顺便拜访)是不及物动词短语,其后不能接宾语。若语义上需要接宾语,根据情况可用on(针对人)或at(针对地方):She dropped in at his office. 她去了他办公室找他。I thought I’d drop in on you while I was passing. 我曾想路过时就来看看你。 四、用法辨析drop, fall(1)表示从高处往下掉或降,两者有时可互换:The temperature has dropped [fallen]. 气温降低了。(2) fall表示“落下”,多指无意识的行为,有自然坠落之意,且通常是不及物动词;drop 既可指无意的行为,即表示“落下”(不及物),也可指有意的行为,即表示“投下”(及物),如下例就不宜用fall:He dropped the letter into the mail-box. 他把信投入信箱。摘自《英语常用词多用途词典》(陈根花编者,金盾出版社)
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第1个回答  2013-10-22
trop:(使)下降,(使)放弃,如:Price will trop when supply exceeds demand.供过于求的时候物价就会下跌。ttop by/in 顺便(或偶然)访问 trop out 退出,退学 trop off 睡着,入睡;(让...)下车,把...放下;下降,减少
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