【简答题】旅游投诉管理机关是县级以上的旅政管理部门依法设立的管理旅游投诉的内部工作机构,具有独立的法律地位,能够做出相应的行政行为。( )
【单选题】下面哪种皮肤的皮肤的pH 值为5.5—6.5:
【简答题】(Kevin had a toothache and went to see the doctor three days ago. And today he went there agaln.) Doctor: Hi, Kevin. (1)_____________? Kevin: I think I have a fever Doctor: (2)_________? Kevin: Yes, b...
【单选题】I can't bear it.Look at your mess !
A.
If you can explain the situation to me, I’ll be happy to assist you.
B.
I have no idea what you’re talking about
【单选题】I can't bear to look! It means Mark ____.
【判断题】在最适生长温度下微生物生长繁殖速度最快,因此生产单细胞蛋白的发酵温度应选择最适生长温度。
【判断题】中性皮肤的PH值为中性,油性皮肤呈弱碱性。