下面式子中，计算结果最大的是[ ]
A.1.23456÷1.2
B.1.23456×1.2
C.1.23456×0.2
D.1.23456÷0.2
答案：D
---I am sure you met Alice at the party last week.
---I don’t remember her. What ______ she ______?
A．was; wearing
B．had; worn
C．did; wear
D．would; wear
净化率是排放物（）
