---How about going downtown this morning?

---Well…, it’s a bit too cold outside. And ____, I’ve got to do some housework.  [ ]

A. someway    

B. anyway    

C. somehow    

D. somewhat

有一游标卡尺，主尺的最小分度是1mm，游标上有20个小的等分刻度。用它测量一小球的直径，如图甲所示的读数是               mm。用螺旋测微器测量一根金属丝的直径，如图乙所示的读数是              mm。