A-A+
In the Middle Ages people believed it was the
问题详情
In the Middle Ages people believed it was the earth, not the sun, ______ the center of our planetary system.
A．was that
B．that was
C．was
D．that
参考答案
正确答案：B
解析：该题考查考生对强调句的掌握。在该句中，it was...是强调句，因此主句应该用that引导的句子。例如：It was the very hospital that she was born in．这就是她出生的医院。
