VIP Class Notes (Li)
Vocabulary
cryptocurrency – 虚拟货币
company – 公司
useful – 有用的
ex. This book is very useful.
Grammar
time
on – days of the week/weekdays/weekends
don’t add anything for tomorrow/today/yesterday
place
at – a point/specific place
ex. at the bus stop
ex. at the corner of a street
ex. I’m at the restaurant.
on – a surface and public transport
ex. on the table/floor
ex. on the subway/bus/train/plane
in – in an enclosed space/cities/countries
ex. in Shanghai/China
ex. in a shopping mall/an office/a box
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