—Who are you talking _____?
—Mrs. Sun. She is very ill.[ ]
A. to
B. with
C. about
D. in
答案:C
横断面测量的宽度,一般在中线两侧各测________米。
与氧化沥青相比,通常直馏沥青具有较______的低温变形能力,但温度感应性______。
A.好,大 B.好,小 C.差,大 D.差,小