子系统的相互依存关系类型大约有______。 A.汇合型 B.程序型 C.往复型 D 发布时间:2017-07-05 15:10 │ 来源:www.tikuol.com 题型:多项选择题 问题: 子系统的相互依存关系类型大约有______。A.汇合型B.程序型C.往复型D.密集型E.分散型
题型:多项选择题 从下面方框中选择适当的词填入短文中,使短文通顺正确(注意有些词要用适当的形式)。方框中有两个多余的词。walk they take make light candle badOur environment is getting小题1:)_____________ than before. Now more and more people realize that we should do something to help the Earth. Here are the things we can do to help the Earth: We can recycle glass, metal and paper. We shouldn’t throw小题2:_____________ in the garbage can(垃圾箱)! We can小题3:_____________ instead of driving cars! We should try to小题4:_________ short showers and turn off all the小题5:_____________ and the TV when we leave the room. All of these things will help the Earth. 查看答案
题型:多项选择题 患者女,42岁。以"发作性喘息、咳嗽20年,加重2天"为主诉住院。伴有胸闷、心悸,夜间发作明显,影响睡眠,既往有过敏性鼻炎,体检:患者神志清楚,呼吸急促,R25次/分,口唇发绀。两肺满布哮鸣音,心率124次/分,律齐。动脉血气分析提示:PaO271mmHg,PaCO227mmHg,pH7.31。危重度哮喘患者的临床表现,下列哪项正确()A.胸腹矛盾运动B.双肺听诊广泛哮鸣音C.pH值降低D.脉率>120次/分E.焦虑、烦躁F.讲话中断G.无哮鸣音 查看答案