WHEN I CAME TO THE PARTY, MARY ________ A SONG VERY BEAUTIFULLY

2. - BÀI GIẢNG NGAN HANG CAU HOI LOP11
BÀI GIẢNG NGAN HANG CAU HOI LOP11
2. When I came to the party, Mary ________ a song very beautifully. A. had sung B. has sung C. sang D. was singing