1 My brother did not (come back) to the village,and(so)(did)I
2 Children under (the age)(of) five are not allowed(taking)part(in)the game
3 Although he(failed)the examination (many times),(but) did not stop (trying)
4 You 'd better bring a raincoat,it is going to rain
->In case________
Câu 1,2,3 là sửa lỗi
Câu 4 viết theo câu trên không đổi nghĩa