九年級-4單元used to do PPT

1、九年級英語九年級英語第四講第四講used to do 的相關用法Miss chong used to do，be used to sthdoing sth和be used to do used to do意思是“過去是”“過去常?！?，暗含現(xiàn)在已不是這樣了之意。這里的used只能用過去時，不能用其他任何時態(tài)。其否定形式為usedntusent或didnt use。如：I used to be a worker, working in a factory，我過去是個工人，在一家工廠上班。We used to play in the wheat fields on winter evenings,

2、when we were children當我們還是小孩的時候，常常在冬天的夜晚到麥田里去玩。There used to be a railway station in that area那一地區(qū)原來有個火車站。Did the river use to be dear and clean?那條河過去是又清澈又干凈的嗎?be used to sth./ doing sth意思是“習慣于做某事”，be可用get或become替換。如：Be patient，and you will be used to the life here soon耐心些!很快你就會習慣這兒的生活的。Step by step

3、，we are used to the way of brushing our teeth both in the morning and evening我們逐漸習慣于早晚刷牙了。Gradually，they were used to getting up early他們逐漸習慣于早起了。After staying there for weeks，they，the foreigners，were used to fetching water from a well在那兒待了幾個星期，他們那些外國人習慣于從井里打水了。Miss Lisa becomes used to watching Chin

4、ese TV programs without an interpreter麗莎小姐習慣于不帶翻譯看漢語電視節(jié)目。be used to do實際上是動詞use的被動語態(tài)，表示“被用來做”“派用”。如：That tool is used to dig holes那工具是挖洞用的。Plastics can be used to make all kinds of things塑料能用來制造各種各樣的東西。 used to do sth.句型表示“過去常常,過去習慣.”表示過去的某種習慣(過去經(jīng)常反復發(fā)生的動作或狀態(tài)). e.g.I used to live there when I was a c

5、hild. 否定式：used not to do sth. 口語中：didnt use to do sth. (used not可縮寫為usednt或usent.) e.g.I used not to live there when I was a child. I didnt use to live there when I was a child. 疑問句：Did +sb +use to do sth. Did you use to live there when you was a child? used to do sth.與be used to (doing) sth.的區(qū)別 1.used to do sth.“過去總做某事”(現(xiàn)在不做了)只用于過去時態(tài). e.g.He used to get up early. 2.be used to (doing) sth.表“習慣于做某事”,可用于現(xiàn)在、過去、將來的多種時態(tài),be可以用become,get等來代替,此處to是介詞. e.g.He will be used to getting up early.大家會辨析了嗎？used to dobe used to dob