D\u1ef1 \u0111o\u00e1n nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u1eddi s\u1ef1 s\u1ebd xu\u1ea5t hi\u1ec7n trong \u0111\u1ec1 thi THPT Qu\u1ed1c gia 2016<\/a><\/blockquote><\/iframe>