皮皮学，免费搜题
登录
搜题
【判断题】
生态系统服务价值的特征有空间固定性、用途多样性和正效益性。A.
正确
B.
错误
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】What were the two prohibited antique items passengers tried to bring out of the country?
【简答题】In investigations, we ought to get information about what similar items the competitors are offering on the market, what prices they are quoting (报价), what features their products have, who the...
【单选题】What is mentioned about the company's returns policy?
A.
It does not apply to items bought online.
B.
It has recently been revised.
C.
It offers customers full refunds.
D.
It complies with the state law.
【判断题】"A world of perfect Ricardian economics" refers to a world without agricultural subsidies and of free trade. Therefore, West African cotton growers would be thriving with the export of their high-qual...
A.
正确
B.
错误
相关题目：