国际日期变更线与下列哪条经线大致重合[ ]
A.0°
B.180°
C.20°W
D.20°E
答案:B
—Don’t worry. Mum will come to solve the problem.
— she won’t come?[ ]
A. Why not
B. What about
C. What if
D. How about
抢险救援手套不得用洗衣机进行洗涤,可使用毛刷蘸少量中性洗涤剂进行清洗。