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 ……………………………………………………………………………..