<prompt> Bhala ukuqhubeka kwalesi sigaba - U-Angelique Kerber waqala isizini yakhe kuHopman Cup  <response>: ukuze amele iJalimane no-Alexander Zverev kodwa wahlulwa eSwitzerland ekugcineni. ESydney International, uKerber wathola isicoco sakhe sokuqala selokhu anqoba i-2016 US Open enqoba intandokazi yendawo u-Ashleigh Barty ngamasethi aqondile. E-Australian Open, uKerber wakwazi ukufinyelela kuma-semifinals e-slam okokuqala selokhu anqoba i-US Open kodwa wahlulwa nguSimona Halep emasethini amathathu ngemuva kokuhluleka ukuguqula amaphuzu amabili omdlalo ayenawo kusethi yokugcina. Wabe esedlala eMiddle East, lapho elahlekelwe khona emidlalweni yama-quarterfinal eQatar Total Open elahlekelwe yiNombolo 1 yomhlaba ngaleso sikhathi uCaroline Wozniacki amasethi amathathu no-Elina Svitolina eDubai Tennis Championships kuma-semifinals. Wabe esefinyelela kuma-quarterfinals emuva emuva ku-BNP Paribas Open naseMiami Open ewela kuDaria Kasatkina noSloane Stephens, ngokulandelana. 