điền vào chỗ trống HTHT hoặc QKĐG 1. a job yet? ( you/find) 2. I my Math homework yesterday. (do) 3. Susan England by plane? (go) 4. they a farm two weeks ago. ( visit) 5. Jenny and Peggy their brother. ( not/help) 6. The children at home last weekend. ( not/be) 7. When you this wonderful skirt (design) 8. My mother into the van.( not/ crash) 9. The boys the mudguards of their bicycles (take off) 10. you your aunt last week? (phone) 11. He milk at school (not/drink) 12. The police two people early this morning (arrest) 13. She to Japan but now she back. (go- come) 14. Dan two tablets this year ( already/ buy) 15. How many games your team so far this season? ( win) 16. you the CN Tower when you in Toronto? ( visit - stay) 17. you your homework yet? - Yes, I it an hour ago (do- finish) 18.There an accident in High Street, so we have to use King Street to get to your school (be)

`1.` Have you found`2.` did`3.` Did Susan go`4.` visited`5.` haven't helped`6.` weren't`7.` did you design`8.` didn't crash`9.` took off`10.` Did you phone`11.` hasn't drunk`12.` arrested `13.` went `-` come`14.` has already bought`15.` has your team won `16.` Did you visit `-` stayed`17.` Have you done `-` finished`18.` was-------------------------------------- (thì Quá khứ đơn)`-` Đối với đt thường: `-` Đối với đt tobe `-` `DHNB:` yesterday, ago, last night, last Sunday/Monday/Tuesday/...---------------------------------------- (thì Hiện tại hoàn thành) `DHNB:` since, for `+` khoảng thời gian,...