| 1. Many fish are …. because of dirty river.still dieingstill diesstill diestill dyingdie
|
| 2. What …. Ada Augusta doing now?was
amwereisare |
| 3. We …. English at the moment.is not studyingare not studystudy
is not studyare not studying |
| 4. I …. to China tomorrow night.gois goingare goingwent
am going |
| 5. Listen! Somebody …. the door.knockingis knockingknockare knockingknocked
|
| 6. This month we …. anywhere.travels
is not travellingam not travellingtravellingare not travelling |
| 7. At this moment Jerry Yang …. to speak English with him.am tryingtryingare tryingis tryingtry
|
| 8. …. you still climbing?was
amwereisare |
| 9. Look! Your cat …. my rat.bitesbiteare bitingbited
is biting |
| 10. Look! …. are discussing.ITheySteve JobsSheThem
|