大学职业搜题刷题APP
下载APP
首页
课程
题库模板
Word题库模板
Excel题库模板
PDF题库模板
医考护考模板
答案在末尾模板
答案分章节末尾模板
题库创建教程
创建题库
登录
logo - 刷刷题
创建自己的小题库
搜索
【单选题】

​46亿年前,银河系不同于今天,由( )条旋转臂组成。

A.
2
B.
5
C.
4
D.
3
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
收藏 - 刷刷题收藏
举报
参考答案:
举一反三

【单选题】Isn’t it surprising that scientists have a better understanding of how many stars there are in the galaxy (银河系) than how many species there are on Earth Their estimates of global species diversity var...

A.
The soil and the deep sea belong to communities that haven’t been fully explored.
B.
It is surprising news wherever new species are discovered in the deep sea.
C.
About 90 million species are believed to live in the deep sea.
D.
A million species in the deep sea have been discovered and named.

【单选题】根据文意,天体物理学家发现的银河系“甘戈特里波”是一种()。

A.
冰川一样的结构
B.
像“羽毛”一样的气体卷须
C.
连接银河系两条旋臂的固体星系结构
D.
冷一氧化碳气体云

【单选题】银河系直径()

A.
11万光年
B.
12万光年
C.
10万光年
D.
14万光年
相关题目:
【单选题】Isn’t it surprising that scientists have a better understanding of how many stars there are in the galaxy (银河系) than how many species there are on Earth Their estimates of global species diversity var...
A.
The soil and the deep sea belong to communities that haven’t been fully explored.
B.
It is surprising news wherever new species are discovered in the deep sea.
C.
About 90 million species are believed to live in the deep sea.
D.
A million species in the deep sea have been discovered and named.
【单选题】根据文意,天体物理学家发现的银河系“甘戈特里波”是一种()。
A.
冰川一样的结构
B.
像“羽毛”一样的气体卷须
C.
连接银河系两条旋臂的固体星系结构
D.
冷一氧化碳气体云
【单选题】银河系直径()
A.
11万光年
B.
12万光年
C.
10万光年
D.
14万光年
【单选题】朱砂安神丸的组成药物中不含
A.
朱砂
B.
当归
C.
茯神
D.
黄连
E.
生地黄
刷刷题-刷题-导入试题 - 刷刷题
参考解析:
AI解析
重新生成
题目纠错 0
发布
刷刷题-刷题-导入试题 - 刷刷题刷刷题-刷题-导入试题 - 刷刷题刷刷题-刷题-导入试题 - 刷刷题
刷刷题-刷题-导入试题 - 刷刷题
刷刷题-刷题-导入试题 - 刷刷题
刷刷题-单词鸭