问题
判断题
混凝土的成分要满足技术规范、图纸规定的标准。
答案
参考答案:对
混凝土的成分要满足技术规范、图纸规定的标准。
参考答案:对
Passage One
According to psychologists, most people buy things ______.
A.to meet their basic needs in life
B.to enjoy spending money
C.for a different reason from the one they claim
D.to satisfy their inexplicable psychological needs