问题
选择题
(2013·济南二模)It was during the Ming Dynasty ________ the Great Wall was repaired and extended to take on the appearance it has today.
A．when
B．which
C．what
D．that
答案
答案：D
选D 考查强调句型。句意：在明朝期间，长城得以修缮并扩建，成为现在的样子。此题考查“It is (was)＋被强调部分＋that ...”的强调句型，本题强调时间状语during the Ming Dynasty，故选D。