问题
填空题
天然橡胶的硫化温度是（）
答案
参考答案：143℃～160℃
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天然橡胶的硫化温度是（）
参考答案：143℃～160℃
| 完型填空 | |||
| Many children have birthday cakes on their birthdays. In some 1 , like England and Scotland, there is another custom, too. People beat or hit the 2 on his/her birthday. This may hurt 3 , but they say it is very lucky for the child. The child must 4 cry. The custom says, if you 5 , you will cry all year. They say the birthday spanks(一巴掌) is to make the bad spirits(邪气) 6 . The harder you spank the better. In Belgium, another country in Europe, the custom is a little 7 . There a parent goes into the child's room 8 in the morning with a needle. As soon as the child 9 up, the parent pricks(刺) the child with the needle. This is for good 10 . | |||
| ( )1. A. countries ( )2. A. children ( )3. A. a few ( )4. A. never ( )5. A. laugh ( )6. A. out ( )7. A. difficult ( )8. A. late ( )9. A. wakes ( )10.A. sleep | B. cities B. girl B. a little B. ever B. sleep B. along B. different B. quickly B. runs B. luck | C. towns C. child C. a lot C. / C. speak C. about C. helpful C. early C. stands C. birthday | D. villages D. boy D. much D. always D. cry D. away D. friendly D. slowly D. comes D. breakfast |