twenty states h**e ra**ed the legal drinking age to 21,reversing(使翻转)a trend in the 1960s to reduce it to 18.after new jersey lowered it to ...there ** no easy ... 20210311
unit 4 1 put it in the bank-放到银行里 2 give it to-把它给… 3 medical research-医学研究 4 not a bit=not at all-一点也不 5 introduce ** to **-把某人介绍给某人 6 what if-如果…如何?7 what to say and do-说什么和做什么 8 get nervous-感到焦躁 9 ...