2014春季英语人教版新课标选修7u3 section ⅲ语言点二检测（1）及答案 unit 3 section ⅲ 语言点二 应用落实
高考练习 do's and don'ts in whale（鲸）watching the department of fisheries and oceans has developed guidelines for whale watching in johnstone strait, where killer whales are found on a daily basis each summer. it is strongly recommended that vessel（船只）operators follow these guidelines for all kinds of whales. ●approach whales from the side,
