在道床板施工过程中，气温迅速升高或降低（）时，应重新复测A、5℃ B、10℃ C、1 发布时间：2019-12-21 09:08 │ 来源：www.tikuol.com 题型：单项选择题 问题： 在道床板施工过程中，气温迅速升高或降低（）时，应重新复测A、5℃B、10℃C、15℃D、20℃
题型：单项选择题 完形填空。 Halloween falls __1__ October 31 st. It is one of the most favourite holidays for __2__ in the USA. People __3__ in costume like a witch, a ghost or a skeleton. The children go to houses __4__ "trick or treat". Long ago, __5__ a child was not good, he or she would get a trick like __6__ a stone in his or her bag instead of some candy. Parties are also popular __7__ the evening. People go to parties __8__ costumes and play different __9__ . People also like __10__ to ghost stories and watching scary movies. ( ) 1. A. in ( ) 2. A. child ( ) 3. A. 1ook like ( ) 4. A. to say ( ) 5. A. and ( ) 6. A. having ( ) 7. A. in ( ) 8. A. with ( ) 9. A. a game ( ) 10. A. 1isten B. on B. children B. 1ikes B. say B. if B. to have B. at B. in B. games B. 1istens C. at C. childs C. dress C. says C. as C. has C. of C. at C. the game C. to listens D. ／ D. childrens D. dress up D. said D. but D. Have D. on D. of D. an game D. 1istening 查看答案
题型：单项选择题 下列有关说法中正确的是 [ ]A．乙烯使溴水、KMnO4溶液褪色的原理相同 B．甲烷：苯、乙醇、乙酸在适当的条件下均可发生取代反应 C．淀粉、蔗糖、葡萄糖、油脂、蛋白质在稀硫酸中均能发生水解反应 D．石油通过蒸馏、裂解、加聚等化学变化后可生成高分子化合物聚乙烯 查看答案