HE LAUGHED__________WHEN HE WAS WATCHING “TOM AND JERRY” ON TV. A....

15. - QK KSCL THANG 4 09 10
Tiếng Anh QK KSCL THANG 4 09 10

15. He laughed__________when he was watching “Tom and Jerry” on TV.

A. happy

B. happily

C. happiness

D. unhappy