问题补充：
The coat made of this kind cloth well. I think it is worthy .
A. washes; buying
B. is washed; buying
C. washes; to be bought
D. is washed; to be bought
答案：
A. washes; buying
B. is washed; buying
(答案→)C. washes; to be bought
D. is washed; to be bought
解析：第一空， wash well 耐洗，主动表被动，第二空，值得做某事，be worthy of being done = be worthy to be done,句意：由这种布料做的衣服耐洗，我认为值得买。故选C。
