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17. The sun shines ________ (bright) in summer.
18. The street is ________ (crowd) with people on Christmas Day.
19. Our teacher was ________ (please) with my answer to the question.
20. His grandpa has been _______ (death) for more than ten years.
【参考答案】
1.dangerous 2.helpful 3.possible 4. worse 5. funny 6. Frozen 7.wooden 8. changeable 9. active 10. clear 11. heavily 12. luckily 13. easily 14. seriously 15. safely 16.quickly 17. brightly 18. crowded 19. pleased 20. dead
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