REVIEW Unit 11How was your school trip?watched TVWhat did you do last weekend?visited a friendRevisioncleaned the roomplayed computer games played basketballstayed at home Pair workDid you …?Yes, I did. / No, I didn’t. go to the beachvisit your auntgo fishinggo skateboardingsurf the Internet play soccerGrammar知识结构动词的过去式1. 表示过去某个时间发生的动作或存在的状态。2. 表示过去经或反复发生的动作。yesterdaylast night/weekin 1990On Sunday morning1. 动词be的变化：waswere 2. 助动词do的变化： do→ did (在过去时里助动词do没有 人称和数的变化) 如：Did you play soccer yesterday? Did he play soccer yesterday? 3. 实义动词的变化： 实义动词分规则变化和不规则变化。 规则变化有以下几种： (1) 一般情况下在动词后加-ed。 play—played visit—visited walk—walked clean—cleaned (2) 以不发音的e结尾的词，在词尾 加-d。 note—noted like—liked dance—danced name—named (3) 以一个元音加一个辅音字母结尾的 重读闭音节结尾的单词，要先双写这个辅音字母，再加-ed。 stop—stopped drop—dropped (4) 以辅音字母加y结尾的单词，先改y为i，再加-ed。 study—studied carry—carried 不规则变化需要按一定的规律逐个记忆。规则动词-ed的读音说明： 1. 清念/t/，即ed在清辅音后面念/t/。 例：finished helped passed cooked 2. 元浊/d/, 即ed在元音, 浊辅音后面念/d/ 。 |
