皮皮学，免费搜题
登录
搜题
【单选题】
原子吸收光谱法是基于光的吸收符合( )，即吸光度与待测元素的含量成正比而进行分析检测的。A.
多普勒效应
B.
朗伯-比耳定律
C.
光电效应
D.
乳剂特性曲线
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】Now the number of people who are working at home on the Internet (be) ______ still very small.
【单选题】听力原文：The ambassador accepted an exclusive interview of our correspondent at the embassy on bilateral relations. Which of the following is true about the ambassador?
A.
He accepted an interview from the only group of the press.
B.
He accepted an interview from our correspondent among other journalists at the embassy.
C.
He accepted an interview from our journalist alone at the embassy.
D.
He accepts interviews only at the embassy.
【单选题】Exercise 2 Relations between China and Latin America Directions: You’ll hear an interview of three experts. Diego Macera, CEO of Peruvian Institute of Economics will talk about the relations between C...
A.
Peru needs China’s investment in more industries.
B.
Peru wants to export more products to China.
C.
Peru wants China to be its largest trading partner.
D.
Peru wants to attract more Chinese tourists.
【简答题】把十进制数120转换成二进制数的结果是______。
【单选题】关于肾单位的描述哪项错误
A.
是肾的结构与功能单位
B.
由肾小体和肾小管组成
C.
分为浅表肾单位和髓旁肾单位
D.
与集合管共同行使泌尿功能
E.
两肾有100万个以上的肾单位
【单选题】Internet Safety Twenty years ago, kids in school had never even heard of the internet. Now, I'll bet you【1】find a single person in your school who hasn't at least heard of it. In fact, many of us use ...
A.
can
B.
can't
C.
will
D.
could
【单选题】What is the Ambassador Room?
A.
An art room
B.
A dance hall
C.
A dining room
D.
A meeting place
【单选题】关于近曲小管的电镜结构描述哪项错误
A.
游离面的微绒毛密集
B.
微绒毛基部可见顶小泡和顶小管
C.
有细胞侧突
D.
基部的质膜内褶较发达
E.
粗面内质网和高尔基复合体丰富
相关题目：
【单选题】What is the Ambassador Room?
A.
An art room
B.
A dance hall
C.
A dining room
D.
A meeting place