6A. Unit 5. On the farm整理筆記
在一般過去時的句子中,謂語動詞要用動詞的過去式。第三單元中主要學習了be動詞的過去式,本單元主要學習一些行為動詞的過去式。2.動詞過去式的形式。動詞過去式的變化可分為規則的和不規則的兩大類。a. 規則動詞的過去式,詞尾變化有以下三種: 1)一般情況下,直接在詞尾加ed. 如:wash—washed, look—looked, climb—climbed 2) 以不發音字母e結尾的,加d. 如:like—liked, dance—danced 3)以輔音字母+y結尾的,變y為i再加ed. 如:study—studied b. 不規則動詞的過去式變化沒有什么規律。(應注意積累)如:is/am—was, are—were, do—did, have/has—had, go—went, come—came, read—read, sing—sang, make—made, take—took, eat—ate, drink—drank, run—ran, draw—drew, fly—flew, give—gave, drive—drove, buy—bought, meet—met, stop—stopped, carry—carried, put—put, write—wrote.3. 規則動詞過去式的詞尾讀音。 1)在清輔音后讀/t/ 如:helped, liked, watched.2) 在濁輔音和元音后讀/d/ 如:lived, listened. 3) 在/t/和/d/的后面讀/id/ 如:wanted, planted.4.一般過去時的幾種句子結構。1)陳述句:a.肯定句:主語+動詞的過去式+其他。如:i played football with my friends last sunday. b.否定句:主語+助動詞didn’t+動詞原形+其他。如:she didn’t go to school yesterday.2) 一般疑問句:助動詞did+主語+動詞原形+其他? 如:did you read english last night?3) 特殊疑問句:特殊疑問詞what+助動詞did+主語+動詞原形+其他?如:what did you do last week?5. there be 句型的過去時態。 1)肯定句:there was/were a/an/some … 2) 否定句:there wasn’t/weren’t a/an/any … 3) 一般疑問句: was/were there a/an/any …? 回答:yes, there was/were. / no, there wasn’t/weren’t.