1. The storm caused a lot of damage. (Nobody had been expecting the storm.)
The storm caused a lot of damage, which nobody had been expecting.

2. The postman was late this morning. (The postman is nearly always on time.)
The postman, who is nearly on time, was late this morning.

3. We often go to visit our friends in Briston. (Briston is only 30 miles away.)
We often go to visit Briston, which is only 30 miles away.

4. I went to see the doctor ( The doctor told me to rest for two weeks)

I went to see the doctor, who told me to rest forafew days.

5.I looked up at the moon. (The moon was very bright that evening.)

I looked up at the moon, which was very bright that evening.