Question

Chia thì quá khứ joặc quá khứ tiếp điễn thích hợp

 I (can)...... not hear the bell because the radio (play) really loundly

Answer 1

 

 I could not hear the bell because the radio was playing really loundly

Answer 2

I could not hear the bell because the radio was playing really loundly.

Answer 3

I could not hear th bell because the radio was playing really loundly.

Answer 4

I could  not hear the bell because the radio was playing  really , loundly