to learn a foreign language well is useful,I think(改为同义句)

to learn a foreign language well is useful,I think(改为同义句) To learn a foreign language well is useful ,I think.I think_ 几个英语小问题1.To learn a foreign language well is useful,I think. i think it is easy to learn a foreign language.（改为同义句.） to learn a foreign language well 同义句转换 I think that it's a useful to learn a foreign-language. Learning a foreign language is useful. （改为同义句） ()()very usef 英语改为简单句I think it is important to master a foreign language. I think it’s very空(use) to learn a foreign language well To learn a foreign language well is very important. What I to learn a foreign language well? I find learning a foreign language well important.(改为同义句)I