1.When Lan/arrive/we/have/coffee 2.He/sit down/on a chair/while/I/ paint/ít 3.while/he/walk/in the mountains/Henry/see/a beat 4.I/ walk/home/when it/start/to rain 5.when/Margaret/open/the door/the phone/rộng 6.while/he/run/for a bus/ he/collide/with a lamp post

1. When Lan arrived, we were having coffee

2. He sat down on a chair while I was painting it

3. While he was walking in the mountains, Henry saw a beat.

4. I was walking home when it started to rain

5. When Margeret was opeing the door, the phone rang

6. While he was running for a bus, he collided with a lamp post

1. When Lan arrived we were having coffee.
2. He sat down on the chair while I was painting it.

3. While he was walking in the mountains Henry saw a bear.

4. I was walking home when it started to rain

5. WHEN MARGARET WAS OPENING THE DOOR, THE PHONE RANG.

6. While he was running for a bus he collided with a lamp post.