This methed is so successful that other countries are thinking o__ doing the same.根据首字母写单词,急呃...到底是哪一个呀，可不可以解释一下这句话的意思

This methed is so successful that other countries are thinking o__ doing the same.根据首字母写单词,急呃...到底是哪一个呀，可不可以解释一下这句话的意思 Su Yang:裙子is this This is Su Yang 的同义句 this is so sad this is so sad This is so solit This bedroom is (Su Hai and Su Yang) 用所给单词的适当形式填空 This is Su Hai mother's coat .改错当晚 so de su wa so de su ne so de su nei This world is so cold ,so sad.. this winter is so cold This is so un-me! Hi,so A de su This is Su Yang 的同义句急快告诉我好人一生平安! This computer is so expensive改错 because I love you So this is