9.As they were classmates,________ was no wonder that they should do the work in the same way.A) This B) That C) There D) It为什么不是c

9.As they were classmates,________ was no wonder that they should do the work in the same way.
A) This B) That C) There D) It
为什么不是c

It is no wonder that是固定搭配
There be句型后面要加doing