问题
选择题
They are good friends. _______ is no wonder that they know each other so well.
A．This
B．That
C．There
D．It
答案
答案：D
it’s no wonder that…意为“难怪……”、“……不足为怪”，为英语固定表达，其中的 it’s 也可省略，即只说 No wonder that…。如：
No wonder (that) he didn’t want to go. 难怪他不想去。