人教PEP英语六下句子及语法复习资料(4)
Unit3 and unit4
动词一般过去时表示过去发生的事情,公式是:人+动词过去式+其他+过去的时间。表示过去的时间是判断过去式的主要标志:last weekend上个星期 last year去年last month上个月 yesterday昨天
例如:I visited my grandparents last weekend.上周末我看望了爷爷奶奶。
Wu Yifan played football with his friends yesterday. 昨天吴一帆和他的朋友们一起踢足球。
动词过去式变化规则:
1.一般在动词末尾加-ed,如ski-skied(滑雪)relax-relaxed(放松) prepare-prepared准备
2.结尾是e加d,如:taste-tasted(尝起来)
3.末尾只有一个元音字母和一个辅音字母的重读闭音节,应双写末尾的辅音字母,再加-ed,如:stop-stopped(停止)
4.以“辅音字母+y”结尾的,变y为i, 再加-ed,如:study-studied carry--carried
直接+ed的动词过去式:watch(watched TV看电视) wash—washed the clothes洗衣服 clean—cleaned the room打扫房间 play—played football踢足球
played basketball(打篮球) played sports进行体育运动
visit——visited grandparents看望爷爷奶奶 visited the Great Wall(参观长城)
learn-learned Chinese/English/math学习语文/英语/数学 climb-climbed a mountain爬山listen—listened to music听音乐 row—rowed a boat划(船)cook ---cooked 做饭 returm sth to sb把...归还给(give sth .back to sb) returned = gave… back to把…归还给