WHAT ____ HE ____ BEFORE YOU CAME

48) - TÀI LIỆU BO DE TRAC NGHIEM ON THI VAO 10
TÀI LIỆU BO DE TRAC NGHIEM ON THI VAO 10
48) What ____ he ____ before you came?A. does/do B. had/do C. had/done D. has/done