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