I.
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. He was delighted to receive his aunt’s letter.
- He was delighted that ………………………………………………………………..
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 ……………………………………………………………………………..
8. “ Please turn down the radio for me”, said my father.
- My father asked ………………………………………………………………………
9. Lan will be fifteen next week.
- It is Lan’s ……………………………………………………………………………..
10. How long is it since you used the pen?
- When ………………………………………………………………………….?
II.
1. stamps / a child / Minh / since / collected / was / has / he.
- …………………………………………………………………………………….
2. tomorrow / can / not / we / somewhere / I / so / working / go / am.
- ……………………………………………………………………………………..
3. back / in / months / England / going / two / are / to / they.
- ………………………………………………………………………………………..
4. information / entertainment / also / is / TV / only / but / not / bringing .
- ………………………………………………………………………………………..
5. struggle / on / always / nature / home / life / at / is / the farm / with / a.
- ………………………………………………………………………………………
- It’s very important to keep the environment clean.
The time machine will be shown to the public when it is finish.
- He was delighted that his aunt send him a letter.
1/ It is very important to keep the environment clean.
2/ The time machine will be shown to the public when it is finished.
3/ He was delighted to be received his aunt's letter.