按照《政府采购法》的规定，属于中央预算的政府采购必须招标项目，其集中采购目录由( 发布时间：2017-06-10 00:41 │ 来源：www.tikuol.com 题型：单项选择题 问题： 按照《政府采购法》的规定，属于中央预算的政府采购必须招标项目，其集中采购目录由( )确定并公布。A．全国人大常委会B．国家发展和改革委C．国务院D．国家发展计划部门
题型：单项选择题 完形填空。 Tom __1__ a very good student, and he __2__ doing homework, because he liked __3__ other things in his free time. Usually he didn’t do __4__ homework, and when he did it, he always made __5__ mistakes. Then one day, his maths teacher looked __6__ Tom’s homework and found that he had done __7__ right. He was very happy and very surprised. He asked Tom to his desk and __8__ to him, "You have done all your homework right this time, Tom. __9__ your father help you?" Usually Tom’s father did help him with his homework, but this time he didn’t, because he was not at home. Tom answered, "No, sir. He was busy last night, so I had to do it all _10__ myself." ( )1. A. am not ( )2. A. doesn’t ( )3. A. do ( )4. A. his ( )5. A. a lot ( )6. A. up ( )7. A. all his homeworks ( )8. A. say ( )9. A. Did ( )10. A. to B. was not B. don’t like B. does B. him B. much B. at B. all homeworksB. says B. did B. by C. were not C. didn’t like C. did C. he C. any C. after C. all his homeworkC. said C. Was C. for D. are not D. didn’t D. to do D. her D. a lot of D. for D. all the homework D. saying D. Were D. at 查看答案
题型：单项选择题 病历摘要：男，42岁。3个月前抗洪后出现反复发热，无伴咳嗽、咽痛、鼻塞流涕，体温37.5～39.2之间，每次在当地医院用抗生素治疗后2～3天可退热，但10多天左右又再发。1周前再次发热伴头痛，头痛位于头顶部，呈炸裂样，到当地医院住院用甘露醇脱水头痛减轻，但出现右肢体麻木乏力，行走拖步。体查：T38疲乏，双肺（-），神清，对答切题，眼底：双视神经 * * 边界模糊、生理凹消失；伸舌偏左，余颅神经（-），左肢肌力Ⅳ级，左腱反射活跃，病理征（-）；胸颏距4横指，克氏征（+）。结核性脑膜炎的临床特点那些是正确的：提示：结核菌素试验2U（++），结合病人的临床及体征，给予四联抗痨治疗后，病人体温逐渐恢复正常，头痛消失，复查脑脊液明显好转，诊断结核性脑膜脑炎（）。A.急性或亚急性起病B.早期的最常见的症状体征是发热头痛和脑膜刺激症C.多合并有颅外结核灶D.早期颅内压增高E.因为颅底的炎症渗出粘连和压迫导致颅神经损害F.老年病人头痛呕吐发生率低，脑脊液改变不典型，脑梗死发生率高 查看答案
题型：单项选择题 男性，61岁，活动后心悸、气促5年，加重伴双下肢水肿3个月。查体：血压140／90mmHg，双肺底少许湿性啰音。心界扩大，心率130次／分，心律绝对不齐，心音强弱不等，可闻及舒张期奔马律。心尖区可闻及2／6级收缩期柔和吹风样杂音。肝肋下3cm，脾未触及，双下肢中度水肿。以下选项对鉴别诊断最可靠的是（）A.冠状动脉造影B.动态心电图C.超声心动图D.心电图E.左心室造影 查看答案