(09海南)请把精盐(NaCl)和纯碱(Na2CO3)两种白色固体物质区分出来,简述操作过程。
Bush spent I think a lot ___ time in voting than Kerry did.
A.of
B.of much more
C.much more
D.more
请简述堂吉诃德拜访意中人杜尔西内娅的故事。