文档介绍：过去时通常表示在的过去某个时间里所发生的动作或存在的状态。通常在句子里能找到表示过去时间的词或词组。
如:yesterday,yesterday morning,yesterday afternoon,yesterday evening,the day before yesterday(前天),last night,last week,last month, last year,a moment ago(刚才),just now(刚才), two days ago,a week ago,in 1990等。
如: I went to bed at eleven last night. 昨晚我11:00睡觉。
动词过去式的构成规律
(一)规则动词的过去式
,在动词原形后面加-ed;
look→looked play→played start→started visit→visited
,在词尾直接加-d;
live→lived use→used
“辅音字母+ y”结尾的动词,先将 y 改为i ,再加–ed;
study→studied, try→tried fly→flied
(即辅音+元音+辅音)或r音节结尾,末尾只有一个辅音字母的动词,要先双写这个辅音字母后,再加–ed。
stop→stopped plan→planned, prefer→preferred
(二)不规则动词的过去式
;
begin→began drink→e→came eat→ate grow→grew run→ran know→knew win→won speak→spoke take→took write
→wrote get→got
–d 为–t ;
build→built lend→lent send→sent spend→spent bend→bent
;
cut→cut put→put cost→cost hurt→hurt shut→shut
-ay 为-aid (少数动词);
say→said pay→paid lay→laid
;
sell→sold teach→taught buy→bought
。
am/is→was are→were have/has→had do→did
过去式句子结构
,系动词用过式was,were构成。
如:(1)I was at home yesterday. 昨天我在家。
(2)We were in the gym just now. 刚才我们在体育馆。
,用动词的过去式构成。
如:I visited my uncle yesterday. 昨天我拜访了我的叔叔。
(1)一般过去时的肯定陈述句:
主语+动词过去式+宾语或表语。
He worked in Shanghai ten years ago.
(2)一般过去时的否定句:
+didn’t+动词原形+宾语。(did + not = didn't)
He didn't do