Mark the letter A, B, C, or D to indicate the correct answer: When she __ at theĐoạn văn39/39Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. When she _____ at the new dress for half part an hour, she asked how much it _____have looked/costhad looked/costhas been looking/costedlooked/costGiải thíchĐáp án B.