Eddie Jones says England will work on exploiting New Zealand's weaknesses this week and insists they are beatable.
South Africa have been warned by coach Rassi Erasmus that they will not win the Rugby World Cup if they don't improve their play.
England are through to the Rugby World Cup semi-finals after a comprehensive 40-16 victory over Australia in Oita.
Ireland secured a 47-5 bonus-point victory over Samoa in Fukuoka on Saturday to qualify for the World Cup quarter-finals.
South Africa coach Rassie Erasmus feels they have a "chance" of World Cup glory following a crushing victory over Canada.