每个句子中都有一个错误,把错的画横线,把正确的写在横线上

每个句子中都有一个错误,把错的画横线,把正确的写在横线上
Did he saw Sam just now?_______
Tom wasn't revise his lessons last night._____
Mum did not her housework yesterday ._____
My sister wait for her friend two hours ago._____
Who take photos of you last Monday?______
How many stamps did you had last year?_____

1.saw错了 改为see（did后面用原形）
2.revise错了 改为revising （be动词后）
3.did not 划横线 改为didn't do
4.wait 错了 改为was waiting（ago放句尾）
5.of 错了 改为for （take photos for是搭配）
6.had错了 改为have （与第一题一样）