问题
选择题
It is the educational system, rather than the teachers, _______ is to blame for the students’ heavy burden nowadays.
A．who
B．this
C．that
D．whom
答案
答案：C
考察强调句型。强调句型的基本结构：it is/was被强调成分who/that其它成分；强调句型的最大特点是把it is/was…that/who去掉，句子仍然成立。