— I'm not ________ up so early yet,  but I have to ________ myself to it.

— Yeah,  Just as the saying goes,  "An early bird catches the worm."[ ]

A. used to getting;  adopt

B. accustomed to getting;  accustom

C. used to get;  adopt

D. accustomed to get;  accustom

直线、曲线或平面平行于投影面时，直线或曲线的投影实长，平面的投影反映真实形状是正投影的（）基本特性。

A、积聚

B、类似

C、真实

D、相比