WHEN HE ____, WE ____ DINNER.A. ARRIVED/HAVING B. ARRIVED/WERE HAV...

21) - TÀI LIỆU BO DE TRAC NGHIEM ON THI VAO 10
TÀI LIỆU BO DE TRAC NGHIEM ON THI VAO 10
21) When he ____, we ____ dinner.A. arrived/having B. arrived/were having C. was arriving/had D. had arrived/had