He was so tired that he couldn’t __________ walking so he __________ .
A. went on/ sat down B. keep on/ sat down C. kept on/sat down
Giải thích tại sao đáp án đúng là B.
He was so tired that he couldn’t __________ walking so he __________ .
A. went on/ sat down B. keep on/ sat down C. kept on/sat down
Giải thích tại sao đáp án đúng là B.
Câu hỏi mới
2 bình luận về “He was so tired that he couldn’t __________ walking so he __________ . A. went on/ sat down B. keep on/ sat down C”