Although we ______ all day, we haven‘t managed to find a suitable applicant.Đoạn văn41/65B. Choose the word or phrase - a, b, c or d - that best completes the sentences.Although we ______ all day, we haven‘t managed to find a suitable applicant.are interviewinghad interviewed have been interviewing interviewedGiải thíchĐáp án đúng là c.