專四關(guān)于used to的意義和用法

字號:

used to (只有過去時形式,沒有現(xiàn)在時形式)表示過去習(xí)
    慣動作或狀態(tài),這種情況現(xiàn)已不復(fù)存在。例如:
    He used to smoke a lot, but he has long given up smoking.
    在否定陳述句或否定疑問句中,用didn't use to或used't to均可:
    He didn't use to smoke cigarettes.
    He used't to smoke cigarettes. 
    Didn't Maria use to be interested in the theatre?
    Used't Maria to be interested in the theatre? 
    在肯定疑問句中也可有兩種形式:
    Used you to go to the same school as Edward?
    Did you use to go to the same school as Edward? 
    近義詞辨析
    use, apply, avail, employ, utilize
    這組詞均含有“使用”或“利用”之意。
    use
    強調(diào)利用人或物作為工具。
    He used up all his resources in experimenting with the new paint.他為實驗新的涂料,花光了一切錢財。
    apply
    指把某物或某種方法、原理等加以應(yīng)用。
    We should not only know the theory but also know how to apply it to practice.我們不僅要知道理論,還要知道怎樣把理論應(yīng)用于實踐。
    avail
    指使用就近的或他人給予的東西,或使別人為自己提供服務(wù)。
    I don't think complaints will avail you much.我覺得抱怨對你沒多大用處。
    We avail ourselves of every opportunity to speak English.我們利用一切機會講英語。
    employ
    指使用未被利用的東西;用于人時表示雇用。
    He does't know how to employ his energy and time.他不知道該怎么利用他的精力和時間。
    utilize
    指充分發(fā)揮某物的作用,使無用的東西變有用,或使人或物有新用途。
    She hopes to utilize her artistic talents in the job.她希望在工作中發(fā)揮她的藝術(shù)才能。