X/ Rewrite the sentence without changing the meaning
1. Keeping the environment clean is very important.
- It’s ……………………………………………………………………………..
2. They will show the time machine to the public when they finish it.
- The time machine ……………………………………………………………………..
3. They haven’t done the gardening for weeks.
- The last time ……………………………………..
4. Old car tires are recycled to make shoes and sandals.
- People ………………………………………………………………………………..
5. I’m very sad that I wasn’t accepted in that group.
- I’m very sad not …………………………………………………………………….
6. It’s three years since I last spoke to her.
- I haven’t ………………………………………………………………………………
7. Tam doesn’t type as fast as she used to.
- Tam used ……………………………………………………………………………..