由于外部环境变化引起的贬值或增值是( )。
A.实体性贬值B.功能性贬值C.经济性贬值D.科技性贬值
参考答案:C
解析: 经济性贬值,即由于外部环境变化引起的贬值或增值。
发生在桥小脑角区肿瘤中无强化的是()
A.三叉神经瘤
B.脑膜瘤
C.脂肪瘤
D.动脉瘤
E.听神经瘤
Our new house is very___________ for me as I can get to the office in five minutes
A.convenient
B.comfortable
C.natural
D.helpful