\u0110\u1ec1 thi gi\u1eefa h\u1ecdc k\u00ec 1 l\u1edbp 12 m\u00f4n V\u1eadt L\u00fd c\u1ee7a THPT Nh\u00e2n Ch\u00ednh 2016<\/a><\/blockquote><\/iframe>