问题
选择题
My brother is really __________. He often works in his office far into the night. [ ]
A. open-minded
B. hard-working
C. self-confident
D. warm-hearted
答案
答案：B
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My brother is really __________. He often works in his office far into the night. [ ]
A. open-minded
B. hard-working
C. self-confident
D. warm-hearted
答案：B