| 1. Gates and Jobs have been watching television …. 2 hours.hasforsincealreadyyet
|
| 2. Jeff Bezos has been swimming for …. .Septemberlast nightlast summer
last Mondaya long time |
| 3. Have they been writing …. ?forall the eveningsincejustyesterday
|
| 4. Has it been …. all night?rainedrainsraina rain
raining |
| 5. Michael Dell has been listening radio for …. .sick7 o'clock6 hoursyesterday
tomorrow |
| 6. …. our son been doing his assignment all night?HavingHadHave
AreHas |
| 7. …. have been writing a program since 8 o'clock.IItHeSheThem
|
| 8. Bill Gates …. computer book all this week.have
has been readinghas readinghas been readhave been reading |
| 9. I have been …. all the evening.drivingdrovedrivedrivesdrived
|
| 10. Our family has been living in Lampang …. May.already
foryetjustsince |