K\u1ebft th\u00fac \u0111i\u1ec1u ch\u1ec9nh nguy\u1ec7n v\u1ecdng x\u00e9t tuy\u1ec3n: Tr\u01b0\u1eddng THPT l\u00e0m kh\u00f3 th\u00ed sinh?<\/a><\/blockquote><\/iframe>