| 1. Bill Gates …. breakfast already.have had
has havehave havehas hadhas has |
| 2. Alan Kay has borrowed my notebook since …. .4 daysSunday3 hours5 monthstomorrow
|
| 3. …. he given your smartphone back already ?AreHasHaveAm
Is |
| 4. He …. given it back yet.does notdo nothas not have notdid not
|
| 5. That boy and his friend …. their way.has lostdo lostare losehave losthad lose
|
| 6. Has Steve had lunch …. ?tomorrow
justnowlast nightalready |
| 7. Have you seen this program …. ?yesterday
yetnowtomorrowjust |
| 8. Mr.Johnson has taught Computer for …. .tomorrow
last monthyesterday1 yearslast year |
| 9. Steve Jobs and Bill Gates …. washed the car yet.not
havenot havehave nothas not |
| 10. …. has tried to do his best.Them
Alan TuringTheySteve Jobs and Bill GatesWe |