A. BEGIN B. ARRIVE. C. ANNOUNCE D. TRAVEL---THE ENDPHIẾU TRẢ LỜI TRẮ...

Lớp 10 Tiếng Anh 3 DE KIEM TRA HOC KY II MON ANH LOP 10 VA DAP AN

9) It was not...midnight that they discovered the children were not in their beds. A. until B. at C. during D. when