Sắp xếp thành câu hoàn chỉnh

sắp xếp thành câu hoàn chỉnh
1.holiday/He/learn/decided/after/in England./to/a/English
2.im/I'm/of/history,especially/very/interested/history/animals/the/wilde
3.If/want/learn/study/you/English./should/abroad,/
4.In short,/tourism/the/of/has/on the/development/environment./bad effects/