500 bài viết lại câu ôn thi chuyên Tiếng Anh có đáp án cực hay (Phần 4)

I’m sure the children have been doing something terrible while we’ve been out. (UP)

74/110

I’m sure the children have been doing something terrible while we’ve been out. (UP)

0/3000 ký tự
Giải thích

→I’m sure the children have been getting up to something terrible …