`19.` left - got
- Diễn tả những hành động xảy ra liên tiếp trong QK
- Thì QKD
`20.` was doing - was
- Thì QKTD
- QKTD + when + QKD
`21.` gone
- Thì HTHT: just
`22.` went
- Thì QKD: ago
`23.` Have you had
- Thì HTHT: yet
`24.` met
- Thì QKD: Last June
`25.` Did you see
- Thì QKD: Last night
`26.` begun - lasted - enjoyed
- Thì HTHT: for two hours
`27.` begun
- Thì HTHT: just
`28.` Have ... came
- Thì HTHT
`29.` arrived - started
- Thì QKD: yesterday
`30.` is
`31.` is writing
`32.` missed
- Thì QKD
`33.` broke
- Thì QKD: last year
`34.` has been
- Thì HTHT: for five years
`35.` has worked - retired - gone
- Thì HTHT: twenty-five
`36.` Have you been
- Thì HTHT: before
spent
- Thì QKD: last year
Have you had
- Thì HTHT