水准仪i角误差可以采用前后视距相等的观测方法加以抵消。
参考答案:对
— _____ do you _____ colorful clothes?
— I like them. [ ]
A. How, think
B. What, think of
C. How, think of
While prices are rising so fast, many people are working out ways to ______down their expenses. [ ]
A. cut
B. put
C. turn
D. settle