问题
选择题
The shoes were worn out, what's more, they aren't worth _____. [ ]
A. to mend
B. mending
C. mended
D. for mending
答案
答案：B
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The shoes were worn out, what's more, they aren't worth _____. [ ]
A. to mend
B. mending
C. mended
D. for mending
答案：B