Past Tense
1.(+)I bought a hat yesterday.
(-)I didn’t buy a hat yesterday.
(?)Did you buy a hat yesterday.
(-)I didn’t buy a hat yesterday.
(?)Did you buy a hat yesterday.
2.(+)He saw the film last night.
(-)He didn’t see the film last night.
(?)Did he see the film last night?
(-)He didn’t see the film last night.
(?)Did he see the film last night?
3.(+) She fried some eggs this morning.
(-)She didn’t fry some eggs this morning.
(?)Did she fry some eggs this morning?
(-)She didn’t fry some eggs this morning.
(?)Did she fry some eggs this morning?
4.(+)It was empty two hours ago.
(-)it was not empty two hours ago.
(?)was it empty two hours ago?
(-)it was not empty two hours ago.
(?)was it empty two hours ago?
5.(+)They submitted the report last monday
(-)They didn’t submit the report last Monday.
(?)Did they submit the report last Monday?
(-)They didn’t submit the report last Monday.
(?)Did they submit the report last Monday?
Present Perfect
1.(+) I have seen the movie.
(-)I have not seen the movie.
(?) Have you seen the movie?
(-)I have not seen the movie.
(?) Have you seen the movie?
2.(+) She has Finished the work.
(-)She has not finished the work.
(?)have you finished?
(-)She has not finished the work.
(?)have you finished?
3.(+)I have written the letter.
(-)I have not written the letter yet.
(?)Have you written the letter yet?
(-)I have not written the letter yet.
(?)Have you written the letter yet?
4.(+)they have already finished the assignment.
(-)they have not finished the assignment yet.
(?)have they fineshed the assignment yet?
(-)they have not finished the assignment yet.
(?)have they fineshed the assignment yet?
5.(+)he has already submitted the report to Mr.Yanto.
(-)he has not submitted the report to Mr.Yanto yet.
(?)Has he submitted the report to Mr.Yanto yet?
(-)he has not submitted the report to Mr.Yanto yet.
(?)Has he submitted the report to Mr.Yanto yet?
Past perfect
1.(+)She had called the police before I came.
(-)She hadn’t called the police before I came.
(?)had she called the police before I came?
(-)She hadn’t called the police before I came.
(?)had she called the police before I came?
2.(+)I had seen the movie.
(-) I hadn’t seen the movie.
(?)had I seen the movie?
(-) I hadn’t seen the movie.
(?)had I seen the movie?
3.(+)They had arrived from Bandung.
(-)They hadn’t arrived from Bandung.
(?)Had they arrived from Bandung?
(-)They hadn’t arrived from Bandung.
(?)Had they arrived from Bandung?
4.(+)They had eaten Lunch.
(-)They hadn’t eaten lunch.
(?)had They eaten lunch?
(-)They hadn’t eaten lunch.
(?)had They eaten lunch?
5.(+)I had Studied english lash month.
(-)I hadn’t studied english last month.
(?)had I studied english last month?
(-)I hadn’t studied english last month.
(?)had I studied english last month?