tìm số có 2chữ số biết rằng nếu cho chữ số 1lên hàng trăm thì số đó gấp 9lần số cũ và 31 có nhóm nào chứa tôi khum

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4. Rewrite these sentences using the words given 1. On winter evenings we would all sit around the fire. We used to ……………………………………………………………… 2. It’s a pity I can’t play chess. I wish ……………………………………………………………… 3. I don’t have time, so I can’t visit you. Because ……………………………………………………………… 4. The last time we went to the cinema was 2 years ago. We haven’t ……………………………………………………………… 5. Spending the weekend in the countryside is very exciting. It’s very ……………………………………………………………… 6. Why don’t we go to the countryside? I suggest ……………………………………………………………… 7. The weather was bad, so we didn’t go out. We ……………………………because of ………………………………… 8. We have never been to Hanoi before. It’s the first ……………………………………………………………… 9. I haven’t been to the cinema for 2 months. The last time ……………………………………………………………… 10. Minh spends 2 hours doing his homework every day. It takes ……………………………………………………………… 11. Going swimming in the river in the summer is interesting. It’s interesting ……………………………………………………………… 12. They have just introduced a new kind of plants. A new kind of plants ……………………………………………………