Peter heard a strange sound on the roof. He became...

Câu hỏi: Peter heard a strange sound on the roof. He became very frightened.

A On hearing a strange sound on the roof, Peter became very scared.

B He became very frightened after he heard a strange sound on the roof.

C He heard a strange sound on the roof and then becoming very terrified.

D  Peter became very frightened so he heard a strange sound on the roof.