Mary and Peter enjoy doing voluntary activities. (keen) _________________________________________________________

2 bình luận về “Mary and Peter enjoy doing voluntary activities. (keen) _________________________________________________________”

1. Mary and Peter are keen on doing voluntary activities.

   Giải thích:

   Cấu trúc: S + enjoy + N/V_ing

            = S + be + keen on + N/V_ing

   => Ai thích làm gì

   Trả lời
2. Mary and Peter are keen on doing voluntary activities.

   – Keen on + V-ing → S + be + keen on + V-ing

   – Mary and Peter → Số nhiều thêm “are”

   Trả lời