下列装饰材料,属于无机装饰材料的是()。
A.塑料
B.金属
C.木材
D.有机涂料
参考答案:B
Well, I have ________to tell you. Please keep quiet.
A.important something
B.anything important
C.something important
D.important something
In radar plotting C.P.A.is the abbreviation of().
A.closest point to approach
B.close point to approach
C.crossing point to approch
D.coming point to approach