问题
选择题
It is ______taking the trouble ______a job fully to new employees.
A．worthy; explaining
B．worthwhile; to explain
C．worthy; to explain
D．worthwhile; explaining
答案
答案：B
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It is ______taking the trouble ______a job fully to new employees.
A．worthy; explaining
B．worthwhile; to explain
C．worthy; to explain
D．worthwhile; explaining
答案：B