【正文】
以前 19. long ago 很久以前 …… 結(jié)構(gòu) ? be動詞 的 過 去式 am was is was are were ? 行 為動詞 的 過 去式 例如: do did 做 say said 說 feelfelt 感 覺 ? was + not=wasn’t 不是 ? were + not=weren’t 不是 ? 在行 為動詞 前加didn‘ t,同 時還 原行 為動詞 。 例如 : didn‘ t feel didn‘ t tell :主語 +動詞過去式 (1) I went there by bus. (2) You went there by bus. (3) He went there by bus. (4) She went there by bus. (5) We went there by bus. (6) They went there by bus. 注 : gowent 去 (過去式 ) :主 語 + didn‘t+動詞 原形 (1) I didn39。t go there by bus. (2) You didn39。t go there by bus. (3) He didn39。t go there by bus. (4) She didn39。t go there