问题
选择题
To improve the quality of our products, we asked for suggestions______ had used the products.[ ]
A. no matter which
B. whichever
C. no matter who
D. whoever
答案
答案：D
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To improve the quality of our products, we asked for suggestions______ had used the products.[ ]
A. no matter which
B. whichever
C. no matter who
D. whoever
答案：D