1. Nam was playing the piano at 7 o'clock last night.

2. I was watching TV while my mother was reading the newspaper.

3. Thanks you for inviting me to the rice-cooking festival in your village.

Giải thích:

1. Có at 7 o'clock last night → past continuous

2. Nói về 2 hành động xảy ra gần như cùng 1 lúc với nhau → hai mệnh đề đều chia past continuous

3. Cấu trúc thanks sb for sth/V-ing

`text{~ Học Tốt Nha ~}`

1 NAm was playing the piano at 7 o'clock last night

2 I watched Tv while my mother was reading newspaper 

_ 2 câu : Thì quá khứ tiếp diễn

Cấu trúc : S + was/were + Ving

_ thường đi với when, while

3 Thanks for inviting me to the rice-cooking festival of your village.

_ Thanks for + doing smt