英語(yǔ)閱讀時(shí)如何選擇原版書 在一些好老師的大力宣傳下，這幾年風(fēng)向終于轉(zhuǎn)向讀原版書了凿叠。然而武花，選擇原版書的時(shí)候展哭，有人誤打誤撞確實(shí)走上了正確的道路孤紧，仍然...

before money was used people simply00:02bartered person one gave person ...

let's assume you live in a small town00:02where nobody sells bananas00:0...

00:00banks are allowed to create money00:02through a system called fract...

yes money can indeed become worthless00:03Zimbabwe is the most popular r...

:00when the prices of goods and services go00:02down00:03we have deflati...

let's assume your monthly income were to00:02somehow double congratulati...