\u0110H Greenwich (Vi\u1ec7t Nam) t\u1eb7ng h\u1ecdc b\u1ed5ng t\u1eeb 40 tri\u1ec7u \u0111\u1ed3ng cho th\u00ed sinh c\u00f3 \u0111i\u1ec3m thi tr\u00ean 20 \u0111i\u1ec3m<\/a><\/blockquote><\/iframe>