Tham Gia Group Dành Cho 2K11 Chia Sẻ, Trao Đổi Tài Liệu Miễn Phí
37. We had lunch then we took a look
around the shops. *
A.Before we had lunch, we took a look
around the shops.
B. Before we had had lunch, we took a look
around the shops.
C.Before we took a look around the shops,
we had had lunch.
D. Before we took a look around the shops,
we had lu ...