一般過去時的句法結(jié)構(gòu):
1、肯定形式
主語+動詞過去式+其它
例句:She came to help us in those days.
2、否定形態(tài)
主語+didn't +謂語動詞原形+其它
1.在行為動詞前加didn't,同時還原行為動詞
例句:I didn't know you like coffee.
3、一般疑問句
、貲id+主語+謂語動詞原形+其它
、赪as/Were+主語+表語
例句:Did you do homework?
4、特殊疑問句
特殊疑問詞+ did+主語+動詞原形+其它?
特殊疑問詞+was/were+物主代詞/...'s+sth.?
5、被動語態(tài)
主語 + was / were + 動詞的過去分詞