问题
单项选择题
He does his work carefully but he is terribly （）it.
A.careful about
B.good at
C.slow at
D.interested in
答案
参考答案：C
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He does his work carefully but he is terribly （）it.
A.careful about
B.good at
C.slow at
D.interested in
参考答案：C
缺失，采用铸造支架进行修复时在
设计了RPA卡环，其远中邻面板的形态要求是（）。