问题
选择题
After two years' research, we now know ________ about the disease. [ ]
A. fairly more
B. quite more
C. a bit of more
D. a little more
答案
答案：D
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After two years' research, we now know ________ about the disease. [ ]
A. fairly more
B. quite more
C. a bit of more
D. a little more
答案：D