阅读2
2-2
单词&复习
- masses = common people
- reproduce = breed
- eager to
- show off
- stock 股票,库存
- language acquisition 语言习得
- language learning 语言学习
- threshold 门槛
- multiply 乘法
- multiple 多的,倍数
- subtraction 减法
minus 减
- division 除法
- amusing = entertaining = hilarious 十分有趣的
- laughable 荒唐可笑的
- cognitive 认知的
- used to do 过去常常
- be used to doing 习惯于
- work out=计算出，解决，锻炼，健身
- figure out:解决，想出