24. We ______________ (not have) a maths class last week. 25. Keiths not home now. He ______________ (go) to the beach this weekend. 26. My family ______________ (move) to Canada in 2010. 27. _________ you ever __________ (visit) San Adarino? 28. He ______________ (live) in London for two years when he was a student.

`24`. didn't have

`-` QKĐ, dấu hiệu: last week

`->` S + didn't + V-inf

`25`. is going

`-` HTTD, dấu hiệu: now

`->` S + am/is/are + V-ing

`26`. moved

`-` QKĐ, dấu hiệu: in `2010`

`->` S + V-ed/c2

`27`. Have `-` visited

`-` HTHT, dấu hiệu: ever

`->` Have/Has + S + (ever) + VpII?

`28`. has lived

`-` HTHT, dấu hiệu: for two years

`->` S + have/has + VpII

`24.` didn't have

`-` S + did not + V + O

`-` DHNB của thì QKĐ: last week

`25.` is going

`-` S + tobe + V-ing + O

`26.` moved

`-` S + V-ed/V2 + O

`27.` Have/visited

`-` Have/Has + S + V3 + O?

`28.` had lived

`-` S + had + V3 + O

`-` QKHT diễn tả một hành động xảy ra trước một hành động khác trong quá khứ

`@ka`