. _______ the office, the foreign visitors were shown round the teaching buildin

题干

. _______ the office, the foreign visitors were shown round the teaching building.

A．Having shown

B．Showing　

C．Has shown　

D．Having been shown

上一题下一题 0.85难度单项选择更新时间:2010-06-26 10:28:51

小学学科试题库

初中学科试题库

高中学科试题库