1. This is my boss. His son is my friend. This is ................................................................................................................................ 2. If we don’t drink enough water, we will have a bad skin. Unless ………………………………………………………………………………… 3. They don’t understand the teacher because he doesn’t speak clearly. If ……………………………………………………………………………………… 4. Dat studies hard so he do the test easily. If …………………………………..………………………………………………… 5. Thu absents today. She seems to get Covid-19 Thu………………………………..………………………………………… 6. I have never visited such a big gallery before. This is ……………………………………………………………………………… 7. Mai didn’t wear the raincoat. She got a cold. If ……………………………………………………………………………………… 8. Unless Hoa phones immediately, he won’t get any information. If …………………………………..……………………………………………… 9. My sister bought a new car last month. The car has broken down four times already. The car…………………………………….…………………………………………….. 10. The village is nice. The man was born there. The village ........................................................................................................