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【多选题】
下列关于货币政策的命题正确的有（）A.
它是以总量调节为主的政策
B.
它是以结构调节为主的政策
C.
它是调节总需求的政策
D.
它是调节总供给的政策
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【简答题】自动售票机主要由哪些部件组成?
【单选题】A dog enthusiast took home two puppies from the dog shelter. He fed one of the puppies super-premium canned dog food, while he fed the other a generic brand from the grocery store. The dog fed on the ...
A.
A dog will sometimes gain more weight when eating inferior-quality food because he must eat more of it to obtain the nutrients he needs.
B.
The dogs were of mixed breeds and appeared to be descended from dogs of different sizes.
C.
Both dogs ate all of the food given to them at each serving.
D.
The dog enthusiast did not give the two dogs equal amounts of their respective foods.
E.
The dog who received the super-premium dog food suffered from a digestive system disorder that hindered his growth.
【简答题】请听录音，填入所缺的单词！A: Danke für Ihre Auskunft!B: __________________.（提示：注意大小写，不需要另加标点）