【简答题】电路一般有哪几部分组成?各部分的作用是什么?
【简答题】A.A gallery owner. B.A businessman. C.A clothing designer. D.A photographer.
【判断题】Windows 7可以利用大小写区别文件或文件夹( )。
【单选题】What is the purpose of Greg ’ s Law ?
B.
to reduce air pollution
C.
to help reduce road accident
D.
to improve living standard of citizens
【单选题】Why did Captain refuse a strange request from a businessman?
A.
Because it was very unusual
B.
Because it was from a businessman
C.
Because Captain Fawcett has never been to the island before
D.
Becasue it was not safe to go there
【判断题】Windows 7可以利用大小写区别文件或文件夹。
【单选题】无论玻璃镜片还是树脂镜片,对其表面造成损伤的主要成分是