1 in quality是固定短语,不加冠词;第二个quality之前加冠词是因为,这里的质量指的是你要买的货物的质量,当然特指
5 what she had devoted herself to是主语从句,resulted in是谓语.前面有had,是过去完成时,所以不选results和has resulted(时态不对)
1 in quality是固定短语,不加冠词;第二个quality之前加冠词是因为,这里的质量指的是你要买的货物的质量,当然特指
5 what she had devoted herself to是主语从句,resulted in是谓语.前面有had,是过去完成时,所以不选results和has resulted(时态不对)