皮皮学，免费搜题
登录
搜题
【多选题】
Choose two ways that best illustrate what he says.A.
the number of people in floating tribe is more than 4 times the total population size of Canada and Australia combined.
B.
The population of the floating tribe is smaller than Canada's population.
C.
The population of the United States has increased by 64 million.
D.
If the floating tribe were a nation, it would be the fifth-largest in the world.
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】使用 Vigenere 方案 , 给出 密文 : ZI CVTWQNGRZGVTWAVZ HCQYGLMGJ, 对应 明文 : we are discovered save yourself. 请求出密钥 ?
【简答题】专题特征指地理实体所具有的各种性质,比如地形的 、 、某地的年降雨量、土地酸碱类型、 、交通流量、空气污染程度等。