Give the interrogative and negative forms of the following sentences. 1. ann got a good mark yesterday. 2 . we translated the text two days ago. 3 . he was translating the text at that time. 4 .he came home late last night. 5. she finished her work half an hour ago. 6. they had breakfast at 8 7. they were waiting for us then . 8. my friend saw this film last week . 9 . he was looking at the people in the hall . 10 . there was a mistake in his test . 11 . ann was having dinner at six o'clock . 12 . they had to take four exams

1.Have Ann got a good mark yesterday?
Ann have not got a good mark yesterday.
2.Did We translat the text two days ago?
We didnt translate the text two days ago. 
3.Was He translating the text at that time?
 He wasnt translating the text at that time.
4.Did He come home late last night? 
He didnt come home late last night.
5. Did She finish her work half an hour ago?
 She didnt  finish her work half an hour ago.
6.Had They  breakfast at 8? 
They had not breakfast at 8.
7.Were they waiting for us then ?
They were not waiting for us then.
9.Was he looking at the people in the hall?
He hasnt looking at the people in the hall.
10.Was there a mistake in his test?
There was not a mistake in his test.
11.Was Ann having dinner at six o clock?
Ann was not having dinner at six o clock.
12.Had they to take four exams?
They had not to take four exam.