They had decorated the tree with colored balls.
A. Colored balls had been decorated under the tree.
B. The tree had been decorated with colored balls.
C. They had decorated colored balls and the tree.
D. With colored balls the tree had looked beautiful.
Đáp án đúng: B
Cấu trúc câu bị động thì quá khứ hoàn thành
S+ had been+ P2
Dịch: Cái cây được trang trí với rất nhiều quả bóng nhiều màu sắc
Although the traffic was bad yesterday, I arrived at the meeting on time.
I think you'll find the house easily, as the directions are quite clear.