| 1. Mr.Johnson has taught Computer for …. .last month1 yearslast yearyesterdaytomorrow
|
| 2. Bill Gates …. breakfast already.has havehave havehas hadhas hashave had
|
| 3. …. has tried to do his best.Alan TuringWeThem
TheySteve Jobs and Bill Gates |
| 4. Have you seen this program …. ?justyetnowtomorrowyesterday
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| 5. Steve Jobs and Bill Gates …. washed the car yet.havenot havehave nothas notnot
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| 6. Alan Kay has borrowed my notebook since …. .tomorrow
4 days5 monthsSunday3 hours |
| 7. …. he given your smartphone back already ?Am
HaveIsAreHas |
| 8. He …. given it back yet.has not have notdo notdoes notdid not
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| 9. That boy and his friend …. their way.do lostare losehad lose
have losthas lost |
| 10. Has Steve had lunch …. ?justlast nightalreadynowtomorrow
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