下列分化抗原缺乏将引起阵发性睡眠性血红蛋白尿的是（） A.CD13，CD33 B.C 发布时间：2017-08-19 13:29 │ 来源：www.tikuol.com 题型：单项选择题 A1/A2型题 问题： 下列分化抗原缺乏将引起阵发性睡眠性血红蛋白尿的是（）A.CD13，CD33B.CD5，CD3C.CD134，CD22D.CD55，CD59E.CD53，CD59
题型：单项选择题 A1/A2型题 阅读理解。 It's a fine Sunday morning. Ann and her mother are in a big bus. There are many people in it. Some ofthem come from America, and some come from England and Canada. They are all their friends. They are going to the Great Wall. There are two Chinese in the bus. One is woman. She is driving the bus. The other is a young man. He speaks good English. He is now talking about the Great Wall. The other people are all listening to him. Theylike the Great Wall. They want to see it very much. 1. Ann and mother are going to the Great Wall ______. [ ]A. by bike B. by car C. by plane D. by bus 2. There are ______. [ ]A. only one Chinese in the busB. only two Chinese in the bus C. only two Chinese on the bike D. only one Chinese in the car 3. The driver is ______. [ ]A. a man B. a womanC. a Canadian D. an American 4. The people ______. [ ]A. are singing B. are talking C. are listening D. are looking at the wall 5. They ______. [ ]A. can see the Great Wall B. can speak English very well. C. want to talk with the man very much D. want to see the Great Wall very much 查看答案
题型：单项选择题 A1/A2型题 马叔叔、王叔叔和李叔叔三家合租了一套三室一厅的房子，具体情况如下表： 人口住房面积备注马叔叔3人30平方米公用面积40平方米（含客厅、卫生间、厨房等）王叔叔2人25平方米李叔叔3人25平方米现在每月房租是1200元，这三户人家应该怎样承担房租比较合理呢？（简要写出解决问题的过程） 查看答案
题型：单项选择题 A1/A2型题 水绵常成团漂浮在水面的原因是（ ）A．光合作用释放的氧气积存在一起，使水绵团上浮B．吸收了大量二氧化碳气体，使水绵团上浮C．呼吸作用释放的二氧化碳积存在一起，使水绵团上浮D．呼吸作用消耗有机物，植物体变轻而上浮 查看答案
题型：单项选择题 A1/A2型题 有的人用 “没有责任感，不负责任”这样的话来评价“90后”的青少年，这警示“90后”的中学生要①牢记并践行自己的责任 ②增强社会责任感，树立强烈的责任意识 ③走自己的路，不要理会他人的看法 ④对自己、他人和社会负责 [ ]A.①②③ B.①②④ C.①③④ D.②③④ 查看答案