The headmistress is very competent. All the teaching staff look ________up to her18/50Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions The headmistress is very competent. All the teaching staff look ________up to herher up toat her upfor her upGiải thíchĐáp án A Look up to sb: tôn trọng ai