一、单词拼写。
根据首字母和汉语提示写出单词。
【小题1】 They reviewed each __________(方面) of the plan for the 2016 Olympic Games in Rio.
【小题2】You must collect enough materials __________(以前的) to your writing.
【小题3】You can always start new conversations about something in your __________(环境).
