皮皮学，免费搜题
登录
搜题
【单选题】
中国钻石分级标准是由（）负责起草完成的。A.
国家珠宝玉石质量监督检验中心
B.
国家质量监督检验检疫总局
C.
国家质量技术监督局
D.
国家国土资源部
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
【单选题】The IUCN’s “Red List” suggest that human being are
A.
a sustained species
B.
a threaten to the environment
C.
the world’s dominant power
D.
a misplaced race
【简答题】根据汉语提示，写出单词的正确形式。 l. I like that red ______(毛衣). 2. The black______(短裤)are Sam's. 3. I like______(黄色)T-shirts. 4. He wants blue______(鞋). 5. Those pants are twelve______(美元). 6. The bags on______...
【简答题】H5 结构元素实现网站首页,具体见附件。
【单选题】The IUCN s 'Red Lisf' suggest that human beings are
A.
a sustained species.
B.
the world's dominant power.
C.
a threat to the environment.
D.
a misplaced race.
【单选题】The IUCN’s “Red List” suggest that human being are
A.
[A] a sustained species
B.
[B] a threat to the environment
C.
[C] the world’s dominant power
D.
[D] a misplaced race
相关题目：