1 We went skiing yesterday. ( yesterday -> quá khứ đơn )
2 Did you watch the men's basketball final on TV last night ?
3 I didn't play badminton last Sunday because I was ill. ( last sunday -> quá khứ đơn )
4 Sue and her friends are doing yoga in the gym now. ( now -> hiện tại tiếp diễn )
5 Last week, we studied how to surf. It was very interesting. ( how + to V )
6 He usually plays football with his friends on Saturdays. ( saturdays -> hiện tại đơn )
7 Where did the children be in yesterday morning? They were at the swimming pool.
8 His father teaches him how to play football when he was at a very young age