问题
选择题
There're so many kinds of tape-recorders on sale that I can't make up my mind _____ to buy. [ ]
A. what
B. which
C. how
D. where
答案
答案：B
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There're so many kinds of tape-recorders on sale that I can't make up my mind _____ to buy. [ ]
A. what
B. which
C. how
D. where
答案：B