题型：填空题 最近，在我国各大城市举办以“珍爱生命，拒绝毒品”为主题的全国禁毒展览，从大麻叶中提取的一种毒品，叫大麻酚，它的化学式为C21H26O2，在空气中焚烧生成二氧化碳和水。(1)该物质的相对分子质量为__________(2)该物质中碳、氢、氧三种元素的质量比为__________ 查看答案
题型：填空题 初产妇，妊娠38周，规律宫缩5小时， * * 流液6小时，宫口开大5cm，双顶径处在坐骨棘水平， * * 分泌物pH值为7，胎心正常。正确的处理是（）A.温肥皂水灌肠，促进产程进展B.静脉滴注宫缩剂C.密切观察产程进展，15分钟肛查1次D.绝对卧床，保持会阴清洁E.剖宫产终止妊娠 查看答案
题型：填空题 完形填空 I was in the queue for the supermarket checkout(付款台) earlier today. All of the checkouts were 1 , and the woman behind me was not happy! Every word that came from her mouth was a(n) 2 ! She wasn't happy with the number of checkouts 3 ; she wasn't happy with the amount of shopping some people had in their baskets; she wasn't happy because this supermarket didn't have a stand where she 4 scan her own shopping. I listened to her 5 looking around as I loaded my stuff onto the conveyor belt (传送带). I didn't want 6 to do with that kind of attitude, and if ever I'd felt like letting someone go 7 of me, it wouldn't be such a woman!But then I 8 back. Standing beside the woman was a five-year-old girl, 9 her granddaughter. The girl's part of the shopping 10 of some comic books.I couldn't 11 it. I pushed my shopping back to the end of the conveyor belt, 12 a space. "After you," I said to the woman and the girl, and 13 them to a big 14 . The woman was delighted, and even 15 to complain - until she was walking away. So, 16 bother having helped? It was because that little girl was probably taking in her granny's complaint like a sponge(海绵). She was learning how to 17 situations like that by listening to her granny. I'd seen that I could interrupt that complaining, and put a smile and some 18 into the middle of it. We can all complain; we can all react 19 , but it doesn't have to be like that. And, even if only for a few 20 , I wanted to leave that little soul with just a glimpse of another way( )1. A. busy ( )2. A. quarrel ( )3. A. opened ( )4. A. would ( )5. A. beyond ( )6. A. something ( )7. A. ahead ( )8. A. went ( )9. A. merely ( )10. A. contained ( )11. A. think ( )12. A. taking ( )13. A. returned ( )14. A. smile ( )15. A. thanked ( )16. A. how ( )17. A. face with ( )18. A. truth ( )19. A. actively ( )20. A. hours B. big B. argument B. closed B. need B. without B. nothing B. behind B. glanced B. surely B. included B. help B. leaving B. pleased B. meal B. paid B. what B. put with B. kindness B. correctly B. chances C. free C. praise C. left C. could C. with C. everything C. beside C. focused C. possibly C. consisted C. believe C. bringing C. treated C. joke C. checked C. why C. deal with C. courage C. negatively C. years D. empty D. complaint D. hired D. must D. by D. anything D. back D. jumped D. luckily D. made D. forget D. occupying D. served D. room D. forgot D. who D. do with D. money D. patiently D. seconds 查看答案