| 1. Many fish are …. because of dirty river.still dieingstill diesstill diestill dyingdie
|
| 2. Listen! Somebody …. the door.knockingare knockingknocked
is knockingknock |
| 3. Look! Your cat …. my rat.bited
are bitingis bitingbitesbite |
| 4. At this moment Jerry Yang …. to speak English with him.am tryingis tryingtry
tryingare trying |
| 5. I …. to China tomorrow night.went
are goinggois goingam going |
| 6. Look! …. are discussing.Them
ITheySteve JobsShe |
| 7. …. you still climbing?amarewas
wereis |
| 8. This month we …. anywhere.travels
is not travellingtravellingare not travellingam not travelling |
| 9. We …. English at the moment.is not studyare not studyare not studyingis not studyingstudy
|
| 10. What …. Ada Augusta doing now?amarewas
wereis |