1. => Unless .........he works harder,he'll lose his job hared,he'll lose his job
2. => It is the first........time i have been here
3. => Have you......read this novel?
4. => We had to cancel the game because It was raining hard
5. => spending........the weekend in the countryside is very wonderful
6. Although I was tired, I couldn’t sleep.
7. The planet which is closet to the earth is Venus.
8. An ambulance has just been sent to the school.
9. They told me that there were flights from Nha Trang to Ha Noi twice a week.
10. Nam told Hoa not to interrupt him while he was speaking.

1. If he doesn't work harder, he'll lose his job.
- Unless...he work harder, he'll lose his job.
2. I have never been here before.
- It is the first..time i've been here.
3. You have read this novel, haven't you?
- Have you..read this novel.. ?
4. It was raining hard, so we had to cancel the game.
- We had to...cancel the game because it was raining hard.
5. It's very wonderful to spend the weekend in the countryside.
- Spending the weekend in the countryside is very wonderful
6. I couldn't sleep. I was tired.
- Although i was tired, i couldn't sleep...
7. The planet is Venus. The planet is closest to the Earth.
- The planet which...is closet to the earth is venus
8. They have just sent an ambulance to the school.
- An ambulance...has just been sent to the school
9. " There are flights from Nha Trang to Ha Noi twice a week" they said to me.
- They told me...there were flights from nha trang to ha noi twice a week
10. " Don't interrupt me while I am speaking. " Nam said to Hoa.
- Nam told Hoa not..to interrupt him while he was speaking