Ph\u1ea3i gi\u1eef k\u1ef3 thi THPT qu\u1ed1c gia \u0111\u1ec3 tr\u00e1nh c\u00e1n b\u1ed9 gi\u00e1o d\u1ee5c “tra ch\u00e2n v\u00e0o c\u00f9m”?<\/a><\/blockquote><\/iframe>