皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
关于肿瘤免疫的描述,错误的是( )
A.
实验证实在某些肿瘤细胞表面存在肿瘤特异性抗原
B.
血清癌胚抗原升高见于多种肿瘤
C.
人乳头瘤病毒感染与人宫颈癌发生有关
D.
血清抗甲胎蛋白抗体水平升高可以辅助诊断原发性肝癌
E.
抗EB病毒抗体阳性可以辅助诊断鼻咽癌
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】打开“雪碧”瓶,把从饮料中溢出的气体通入澄清的石灰水中,发现澄清的石灰水变浑浊,该实验验证了从饮料溢出的气体中含有较多的( )
A.
氧气
B.
二氧化碳
C.
氮气
D.
水蒸气
【简答题】No.14
【简答题】Don’t trust him, no matter how he says or does.
【单选题】砖砌平拱过梁的灰缝应砌成楔形缝。拱脚下面应伸入墙内不小于20 mm,拱底应有( )起拱。
A.
1%
B.
2%
C.
3%
D.
5%
【单选题】No.14
A.
Review the detail of all her lessons.
B.
Compare notes with his classmates.
C.
Talk with her about his learning problems.
D.
Focus in the main points of her lectures.
【单选题】如图所示,打开“雪碧”瓶,把从饮料中溢出的气体通入澄清的石灰水中,发现澄清的石灰水变浑浊,该实验验证了从饮料溢出的气体中含有较多的(  )
A.
氧气
B.
二氧化碳
C.
氮气
D.
水蒸气
【单选题】Don’t trust him - he’s a ______.
A.
cheat
B.
chat
C.
chef
D.
chess
【判断题】无效婚姻与可撤销婚姻都是一经确认,自始无效。
A.
正确
B.
错误
【判断题】无效婚姻与可撤销婚姻都是一经确认,自始无效。
A.
正确
B.
错误
【单选题】What is the difference between command-and-control policies and market-based policies toward externalities?
A.
a.    Command-and-control policies provide incentives for private decision makers to solve the problems on their own, whereas market-based policies regulate behavior directly.
B.
b.   Command-and-control policies rely on taxes, whereas market-based policies rely on quotas.
C.
c.    Command-and-control policies regulate behavior directly, whereas market-based policies provide incentives for private decision makers to change their behavior.
D.
d.   Command-and-control policies are efficient, whereas market-based policies are inefficient.
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题