单选题
Without clear guidelines ______, executives of hospitals are sometimes at a loss what to do.
A. in order
B. in place
C. in need
D. in trouble
A
B
C
D
【正确答案】
B
【答案解析】
in order:有秩序,有序;in place:合适的,在合适的位置,执行的,设立的;in need:需要……的,需要帮忙的;in trouble:有麻烦
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