South Africa have made seven changes to their XI for the first Test against Zimbabwe, starting in Bulawayo on June 28. Three players -Dewald Brevis, Lhuan-dre Pretorius and Codi Yusuf - will make their debut. Tony de Zorzi and Matthew Breetzke will open the innings, with Corbin Bosch and Kwena Maphaka also included in the lineup.