become:開始變得，變成1. 不規(guī)則動(dòng)詞：動(dòng)詞原形/過去式/過去分詞：become/became/become2.系動(dòng)詞，后面可以接形容詞/名詞/過去分詞作表語(yǔ)：become+adj/doneHow could he become a good dancer 他怎么能成為一名優(yōu)秀的舞蹈演員？The leaves became green.樹葉變綠了。
The meeting room becomes crowed.會(huì)議室變的擁擠了。3.become可以用在進(jìn)行時(shí)It is becoming more and more convenient for us to communicate by phone.我們通過電話交流變得越來越方便。4.become作為系統(tǒng)詞，不可以用于被動(dòng)語(yǔ)態(tài)；視5.become是短暫性動(dòng)詞，不可以和表示時(shí)間段的狀語(yǔ)連用，如for,sinceThe company has become the first in the industry for ten years.這個(gè)公司10年來已經(jīng)成為行業(yè)第一。（錯(cuò)誤）正確表達(dá)The company became the first ten years ago.這個(gè)公司10年前就成為了行業(yè)第一。It is ten years since the company became the first in the industry.6.become of sb/sth: 變得怎么樣， 發(fā)生什么，遭遇什么，結(jié)果如何。通常和what,whatever連用what became of your students 你的學(xué)生怎么樣了？常見系動(dòng)詞總結(jié)是： be;保持：keep, stay, remain;變化：become, get ,grow, turn, go, come；(可用現(xiàn)在進(jìn)行時(shí))感官：feel，smell，sound，taste，look；其他： prove, turn out, seem注意點(diǎn)(1)后面放形容詞/名詞；(2)無被動(dòng)語(yǔ)態(tài)(3)通常不用于進(jìn)行時(shí)(除表示變化類系動(dòng)詞
