费里德曼认为证券、债券收益率越高，其他条件不变，侧（）
A、货币需求量越大
B、货币需求量越小
C、货币需求量不变
D、不确定
参考答案：B
情景选择。
1. 你去买东西时，营业员会对你说：[ ]
A. How much is it?
B. The shirt is pretty.
C. Can I help you?
2. 当你想问价钱时，应该说：[ ]
A. What time is it?
B. How much is it?
C. How many?
3. 你想问北京的天气情况，应该说：[ ]
A. What's that?
B. Is it windy today?
C. What's the weather like in Beijing?
4. 你想说明那是你的牛仔裤，可以说：[ ]
A. Those are my jeans.
B. That's my jeans.
C. It's my pants.
消化性溃疡常伴有下列哪种症状（）
A.反酸、嗳气
B.便秘
C.腹泻
D.呕吐
E.腰背放射性疼痛
