问题
选择题
．______Hard you may try, you can’t possibly persuade Tom to give up smoking, for he is so addicted to it.
A．Whatever
B．However
C．Whichever
D．Whenever
答案
答案：B
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．______Hard you may try, you can’t possibly persuade Tom to give up smoking, for he is so addicted to it.
A．Whatever
B．However
C．Whichever
D．Whenever
答案：B