BÀI 1. CHỌN ĐÁP ÁN ĐÚNG

31. - on_tap_tieng_anh_4_tu_17_den_22
on_tap_tieng_anh_4_tu_17_den_22

31. ……….. are Peter and Mary? – They are at the school party.

A. Who B. What C. Where D. What time