Bài dễ giúp đi ạ ạ ạ                                                                                     ( dễ tạch )

` 1`. was trying

` 2`. ran out

` 3`. was lying

` 4`. was ` -` chatting

` 5`. didn't

` 6`. forgot

` 7`. went

` 8`. lost

` 9`. screamed

` 10`. came

` 11`. almost cried

` 12`. gave

` 13`. tried

` 14`. was

` 15`. managed

` ------`

` @` Quá khứ đơn 

` (+)` S + V-ed/V2 + ...

` (-)` S + didn't + V-inf + ...

` (?)` Did + S + V-inf + ...?

` -` Với V tobe

` (+)` S + was/were + ...

` (-)` S + was/were + not + ...

` (?)` Was/were + S + ...?

` @` Quá khứ tiếp diễn

` (+)` S + was/were + V-ing + ...

` (-)` S + was/were + not + V-ing + ...

` (?)` Was/were + S + V-ing + ...?