16. What are your two kids doing now?

Có 'now' nên chuyển câu về dạng HTTD.

17. I am fancy playing sports because it is good for your health.

fancy+ Ving

18. Do your children go camping every summer holiday?

Có 'every summer holiday' nên chuyển câu về dạng HTĐ

19. Maria learnt how to play piano when she was a child.

Có ' she was a child' nên chuyển câu về quá khứ

20. My father hasn't smoke cigarettes for a month.

Ba tôi không hút thuốc lá trong một tháng.

16. What are your two kids doing now?

-> "now" => Thì HTTD

17. I fancy playing sports because it is good for my health.

-> fancy + V_ing: có hứng thú với việc gì đó

18. Do your children go camping every summer holiday?

-> "every summer holiday" => Thì HTĐ

19. Maria learnt/learned how to play the piano when she was a child.

-> "she/be/a child" (cô ấy/là/1 đứa trẻ) => Thì QKĐ

20. My father hasn't smoked cigarettes for a month.

-> HĐ "not smoke" diễn ra ở QK và kéo dài đến hiện tại => Thì HTHT

#Chii

#Team: Extensive Knowledge