tolong dong yang task 4 dan task 5

task 4
2. was having
3. was computing, came
4. called
5. was talking
6. were enjoying

task 5
1. i was walking home when i found a wallet on the side of the road.
2. they were having a picnic when it suddenly rained.
3. when he woke up this morning, the sun was shining.
4. they were sleeping when a loud noise woke them up.
5. someone knocked on the door while we were having dinner.