题目

化学是一门以实验为基础的科学，请结合图示回答问题 （1） 在确定实验室制取氧气的化学反应时，不需要考虑的因素是(填字母序号)a.原料中是否含有氧元素 b.原料的产地 c.实验装置是否容易装配d.实验条件是否容易控制 e.实验操作是否安全可靠 （2） 实验室利用大理石和稀盐酸反应制取二氧化碳，可选用图1中C、D发生装置，D与C相比优点是，收集二氧化碳可选择(填装置序号) （3） 实验室中制取氯气。资料：通常情况下，氯气是黄完形填空（共20小题；每小题1.5分，满分30分） I just came home from visiting my 90-year-old grandpa after his heart surgery. We talked and laughed and before I left he __36__me, told me that he loved me and told me not to be_37_ if he died because he had loved his life. When my mom was in hospital due to breast cancer, I went to _38_ her. She wasn’t in her _39_. When I headed for the Nurses Station to _40_ her, I saw her coming down the hall. “ Mom, why are you out of bed? Where have you been?” She _41_ and said she’d been to the nursery floor to visit the babies. My lifelong friend almost lost her 50-year-old husband to cancer._42_, she did her full-time job at the hospital and two other jobs to _43_ losing their house. She continued to laugh, love and find_44_ every single day in life. And on and on--------- Maybe that’s part of why I have a positive _45_. I’m really lucky to know so many _46_ people. I’ve known so many people in my life who have _47_ the difficulties and the horrors of life with grace, humor and _48_. When you say life isn’t worth _49_, when you say you want to die, when _50_ you know has used you, abused you, _51_ you, hated you, it’s you, your _52_ that have created a life for yourself that you don’t feel is worth living and a life no one else wants to live with you. I don’t feel_53_ for you. I don’t care about you. You’re a coward(懦夫). _54_, you should try to change things, move _55_ and learn something from the things you have experienced. Then maybe someone will really care about you.【小题1】A．drewB．pulledC．huggedD．showed【小题2】A．frightened B．sadC．nervousD．astonished【小题3】A．support B．visitC．encourageD．invite【小题4】A．bedB．officeC．houseD．chair【小题5】A．holdB．remindC．scoldD．find【小题6】A．sighedB．smiledC．noddedD．cried【小题7】A．FortunatelyB．GraduallyC．UnbelievablyD．Actually【小题8】A．avoidB．stopC．riskD．forget【小题9】A．workB．adviceC．surpriseD．joy【小题10】A．attitudeB．replyC．demandD．belief【小题11】A．romanticB．humorousC．optimisticD．careful【小题12】A．lived forB．shown offC．looked forD．gone through【小题13】A．strengthB．courageC．feelingsD．spirits【小题14】A．livingB．fightingC．losingD．noticing【小题15】A．someoneB．nobodyC．everyone D．everything【小题16】A．leftB．enviedC．educatedD．appreciated【小题17】A．selfishnessB．braveryC．behaviorD．honesty【小题18】A．proudB．sorryC．excitedD．happy【小题19】A．OtherwiseB．BesidesC．HoweverD．Instead【小题20】A．downwardB．backwardC．leftwardD．forward