你知道“福兮,祸之所倚;祸兮,福之所伏”这句名言是谁说的吗[ ]
A.孔子
B.老子
C.墨子
D.庄子
答案:B
—What’s that terrible noise?
—The neighbors ______ for a party.
A.have prepared
B.are preparing
C.prepare
D.will prepare
具体的防腐措施主要有()、()防腐、()防腐