纸币发行量与流通中所需要的金属货币量不符，就会引起通货膨胀。
错
纸币发行量与流通中所需要的金属货币量不符，会引起通货膨胀或通货紧缩。
关于x的不等式x2-2kx+k2+k-1＞0的解集为{x|x≠a，x∈R}，则实数a=______．
根据句意及首字母（汉语）提示，补全单词。
1. People are i____new sports or games all the time.
2. If you can't stand the h____ , get out of the kitchen.
3. I would like to buy a pair of shoes with___ _（可调整的）sizes for my daughter.
4. This is a new model machine which is very easy to o .
5. We learned in school that （个人的）computers were invented in 1976.
