采用百分表分线法分线时，百分表测量杆必须与工件轴线（），否则将产生螺距误差。
A、平行
B、垂直
C、倾斜
D、成15°角
参考答案：A
In area it is approximately the same size as the USA (without Alaska),____, however, has____. [ ]
A. which, more than fourteen times as many people
B. which, fourteen times more than many people
C. what, as fourteen times as many people
D. where, more than fourteen times as many people
きょうは きのう( ) あたたかいですね。
A．より
B．まで
C．とか
D．では
