I don’t know what Tom does in his free time. (IDEA) → I have _________________________________.

I don’t know what Tom does in his free time.

(Tôi không biết Tom làm gì khi rảnh rỗi.)

Cấu trúc: not know = have no idea (không biết)

=> I have no idea what Tom does in his free time.

(Tôi không có ý tưởng gì về việc Tom làm khi rảnh rỗi.)

Đáp án: no idea what Tom does in his free time