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THIVANDUONG
2 năm trước
từ các số 0 1 2 3 4 5 có thể lập được bao nhiêu số tự nhiên mà mỗi số có 6 chữ số khác nhau và chữ số 2 không đứng cạnh chữ số 3
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II. Choose the best answer a, b, c or d to complete the sentence. 1. I went on a trip to the countryside and had my first experience _______ farm work. a.on b. with c. for d. of 2. We usually spend our holiday in the village _______ our grandparents live. a.what b. where c. which d. when 3. I think country life is so boring and _______ because you’re not close to shops and services. a. unhealthy b.inconvenient c. comfortable d. peaceful 4. On the farm, uncle Duong showed us how to _______ cucumbers. a. plough b.produce c. pick d. put up 5. Mongolian children start to learn _______ before they can walk. a. horse riding b.riding horse c. ride horse d. horse ridden 6. On the side of the road, a herd boy was herding _______. a. kites b.hay c. cattle d. blackberries 7. Mongolian children learn to ride when they are _______ as three years old. a. as young b.younger c. younger than d. so young 8. Does your new stereo play music _______ than your old one did? a. louder b.more loudly c. loudlier d. more louder 9. Countryside is not polluted _______ you can breathe there fresh air. a. although b.however c. therefore d. as 10. ‘Children in my village often fly their kites in dry rice fields.’ ‘_______’ a. It’s right up my street! b. That’s awesome. c. Exactly what I want. d. How interesting

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