<prompt> Bhala ukuqhubeka kwalesi sigaba - Isizini sika-2018 se-Angelique Kerber ithenisi saqala ngokusemthethweni ngo-30 Disemba 2017 ngokuqala kwe-2018 Hopman Cup  <response>: . futhi. U-Angelique Kerber ungene kule sizini njengomdlali onguNombolo 21 emhlabeni. 