Bộ 5 đề thi giữa kì 2 Tiếng Anh 12 Global Success có đáp án (Đề 2)

_______ their car broke down, they had to walk to the nearest town.

12/40

_______ their car broke down, they had to walk to the nearest town.

Wherever

Since

Once

In case

Giải thích

Chọn B