货币政策工具是中央银行为实现()而使用的各种策略手段。它可分为()、()和()三类。
参考答案:货币政策目标;一般性政策工具;选择性政策工具;其他补充性政策工具
This morning, when I walked by, I saw many children ____ in the park.
A.played
B.play
C.playing
D.to play
—How are you, Nancy?—I’m not ______. And I can’t eat ______ every day.
A.OK; good
B.well; good
C.well; fine
D.fine; well