皮皮学，免费搜题
登录
搜题
【单选题】
具有涵养水源、保护水土功能,有 “绿色水库”之称的生态系统是( )A.
森林生态系统
B.
海洋生态系统
C.
湿地生态系统
D.
草原生态系统
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
【多选题】按认证的类型与方式不同，质量认证包括下列那些认证类型与方式。（ ）
A.
型式实验加供方质量体系认证再加认证后监督──质量体系复查加供方和市场抽样检验
B.
型式实验加认证后监督──市场抽样检验
C.
型式实验加认证后监督──供方抽样检验
D.
型式实验加认证后监督──市场抽样和供方抽样检验。
【简答题】Our warming planet is expected to face serious water cr（危机）in the coming decades — which means each nation’s natural resource will be more important than ever. 小题1:According to the statistics, w...
【简答题】Bugs Bunny’s Hoping Carrot Hunt In this you are Bugs Bunny. And your goal is to reach the finish line. A carrot truck has spilled its loads! Gather as many carrots as you can, and when you ...
【单选题】His charm and the fact that he is so likeable often allows him to get______with murder.
A.
away
B.
over
C.
by
D.
off
【简答题】natural 1 expected 2 helpful 3 real 4 short 5 foods 6 neighbours 7 parents 8 songs 填入答案序号()()()()
【多选题】按认证的类型与方式不同，质量认证包括下列哪些认证类型与方式（）
A.
型式实验加供方质量体系认证再加认证后监督──质量体系复查加供方和市场抽样检验
B.
型式实验加认证后监督──市场抽样检验
C.
型式实验加认证后监督──供方抽样检验
D.
型式实验加认证后监督──市场抽样和供方抽样检验
【单选题】In the above figure, what might have shifted the short-run Phillips curve from SRPC1 to SRPC2 while leaving the long-run Phillips curve unchanged at LRPC?
A.
The natural unemployment rate increased.
B.
The natural unemployment rate decreased.
C.
The expected inflation rate increased.
D.
The expected inflation rate decreased.
【简答题】As is mentioned in the video, the Chinese educational institutions are different from those of the US . In the US , Liberal arts education 1. for the tertiary education. Students are expected to culti...
【简答题】Supplementary-Section 3-Task B Watch the video again and fi ll in the blanks with the words you hear. 1. Immunization for babies can be (1) , especially because many vaccines require several doses kn...
相关题目：