问题
选择题
—How about camping this weekend, just for a change?
—OK, ________ you want.[ ]
A. whichever
B. however
C. whatever
D. whoever
答案
答案：C
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—How about camping this weekend, just for a change?
—OK, ________ you want.[ ]
A. whichever
B. however
C. whatever
D. whoever
答案：C
，则莽草酸不具有的性质是 [ ]