2. The three R's are reduce, reuse, recycle. 是正確的。 因為是「三個」R，所以 beV 用複數。
... to solve some of our garbage problems. I propose for the three R. First of all, we should Reuse the garbage, I think it well let...
...? 好的!我們的雙人房是新臺幣4430一晚!您預計住幾晚呢? G: Three nights. 三晚! R:Could you give me your name and phone number， please...