【正文】
一個用于描述過去經(jīng)常性行為的詞,它與used to有時可以互換,有時則不可以,而且would需要指出具體時間,used to則不需要?! ?1)當(dāng)used : I used to drink heavily,but I have given up drinking now. 我過去喝酒很厲害,但我已戒了。 I never used to eat a large breakfast ,but I do now. 我過去早飯吃得不多、可現(xiàn)在我吃得很多?! ?2)當(dāng)used to描寫過去的狀態(tài)時,也不可與would互換,would只 表示過去特有的習(xí)慣或行為: I used to be a waiter,but now I’m a taxidriver. 我過去是個侍者,但現(xiàn)在我是出租汽車司機。 They used to awn a car. 他們過去有輛車?! ?3)當(dāng)used to不強調(diào)與現(xiàn)在的對比時,可與would互換。但一個故事開頭時不用would,必須首先用一般過去時或used to描述背景,然后用would表示習(xí)慣性動作: When I was a boy we always spent/used to spend our holidays on a would get up at 5 and we would help milk the cows. 我小時候經(jīng)常在農(nóng)場度假。我們總是5點起床,幫助擠牛奶。