肺痈患者咳吐的腥臭脓血浊痰,吐在水中,沉者是____,浮者是____。
参考答案:痈脓;痰
-- Someone's dropped ________ and poured it on the new carpet.
-- Who _______ it?
A.a coffee cup; has done
B.a cup of coffee; did
C.a cup for coffee; did
D.a coffee's cup; has clone
新华网报道,中国人民银行宣布实行更富弹性的浮动汇率制度,人民币对美元升值,人民币升值将会( )
A.有利于出口,不利于进口
B.不利于出口,有利于进口
C.增加我国的外汇储备
D.促进我国的经济发展