Đề thi Học kì 1 Tiếng Anh 12 Thí điểm (có đáp án - Đề 2)

today, there would be nowhere for them to stay

10/50

 _________ today, there would be nowhere for them to stay.

Provided they arrive

if they arrived

if they arrive

had they arrived

Giải thích

Đáp án B