以下各组仪器均为不可以用酒精灯直接加热的是 A. • A.蒸发皿、烧瓶、容量瓶 B. • B.试管、烧杯、表面皿 C. • C.锥形瓶、烧杯、烧瓶 D. • D.量筒、试管、烧杯
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】Questions11~13 are based on a piece of news about college admission in the USA.You now have 15 seconds to read Questions 11~13.根据听到的内容,回答1~3题According to the radio program,which one of the following f...
【简答题】Questions 11~13 are based on a talk about the problem of rising population.You now have 15 seconds to read Questions 11~13.根据听到的内容,回答1~3题How does the rising population negatively influence some countr...
【简答题】A.It's located in a college town. B.It's composed of a group of old buildings. C.Its classrooms are beautifully designed. D.Its library is often crowded with students.
【判断题】The TED speech "Why noise is bad for you and what you can do about it" shows that solid facts such as research and statistics are ineffective to perusade listens.
【简答题】The following scenario relates to questions 11 to 15. The following information relates to an investment project which is being evaluated by the directors of Fence Co, a listed company. The initial in...
【单选题】Passage 3 Questions 11 to 15 are based on the following passage: Is teaching important? Well, of course it is. There was a time when the necessary knowledge could be taught to the young by family memb...
A.
family members had been responsible for the education of the young
B.
specialists had been in charge of teaching young people
C.
young people had had to be self—educated
D.
the society had played an important role in educating young people