(2023) Đề thi thử Tiếng anh THPT theo đề minh họa của Bộ giáo dục có đáp án (Đề 48)

Last night, when I was watching films on my phone, there has been a power outage for 3 hours.

44/50

Last night, when I was watching films on my phone, there has been a power outage for 3 hours.

was watching

on

has been

a

Giải thích

Chọn C