Rewrite the following sentences without changing the meaning.
1. Keep our community clean by picking up trash - Pick
2. We need to bring flashlights to see at night We need to bring flashlights so
3. It's not a good idea to go diving alone because it's quite dangerous You
4. It's necessary for you to drink plenty of water when you're out in the sun all day -You should need to
5. It^ prime 5a good idea to have a guidebook before you visit a city Y should
6. It's possible that we will have robot pets in the future. We might/ may
7. Maybe people will be able to live on Mars People might/ may
8. We will probably live on the sea in the future -We might may