用条形水平仪测量某一表面AB的水平度，水准器内的气泡偏向A，则()

(A)该表面水平;

(B)该表面A面高;

(C)该表面B面高;

(D)无法预知A面高，还是B面高

34. China has a population of 1.3 billion, ____ it the largest country in the world by population.

A. making   B. made             . makes          D. to make