皮皮学，免费搜题
登录
搜题
【单选题】
中国“神舟七号”宇航员在太空出舱时，从太空中观察地球，发现地球是一个蔚蓝色的美丽的星球，是因为（ ）A.
天空是蔚蓝色的，所以在太空中看到的地球也是蔚蓝色的
B.
由于地球空气的折射效应，所以地球在太空中看来是蔚蓝色
C.
地球表面有71%为水面，因此在太空中看起来是蔚蓝色的
D.
由于水面和云层共同作用的结果，因此呈蔚蓝色
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】听力原文：F: I got home late from the meeting and I was really tired, but I lay awake all night. I guess I should have thought more carefully about wearing the fight sort of things, gut I was a bit disorga...
【简答题】下列属于的不恰当言谈举止的一项是()。A. 可以了解对方的婚姻状况 B. 看人不要死盯着 C. 交谈声音要适度 D. 不谈与对方不合适的话题
【单选题】Which train will now leave at 11:35?
A.
The train to Jinan.
B.
The train to Zhengzhou.
C.
The train to Tianjin.
D.
The train to Hangzhou.
【简答题】In actuality, there are many complex reasons ________ people are attracted to one another at the beginning, but remember ________ the attraction can often fade as quickly as it arrives.
【单选题】Interchange (n.) means ______. —An international medical conference was established for the interchange of new ideas and approaches. —What made the meeting exciting was the interchange of ideas from d...
A.
interior
B.
exchange
C.
practical training
【简答题】The meeting was a n_______ affair.
【简答题】In actuality, there are many complex reasons ______ people are __________(attract) to one another at the beginning, but remember that the attraction can fade as quickly as it _________(arrive).
【单选题】Just now you said you always got to work on _______ 8 o’clock train. But would _______ later train get you to work on time?
A.
a; a
B.
a; the
C.
the; the
D.
the; a
相关题目：