"What is this letter about?" "It's in regard_______ at a conference next week".
Chọn đáp án B
"Do you like being married?" "Yes, but I'm not use_______ every night".
"It’s warmer in her now". "Yes, I had Karen _______ then window.".
"This cabinet is beautiful. Did you make it yourself?" "No, I had_______".
"What's wrong with the teacher?" "_______to class late so much has made him mad".
"How did the prisoner escape?" "By climbing a fence and_______ someone's car".