Question

The chairman thought ________ necessary to invite Professor Smith to speak at the meeting.

A．that

B．this

C．it

D．him

Answer 1

C

考查形式宾语。it是形式宾语，to invite Professor Smith to speak at the meeting才是真正的宾语。句意：主席认为邀请斯密斯教授在会上发言是必要的。