Question

It’s clear__________ that a hard working student has___________ a great
interest in science.  

A．不填; discovered	B．不填; developed
C．that; invented	D．that; developed

Answer 1

B

It is clear that+从句是固定的句型，所以第一个空不用填任何词。Develop
表列：“发展”；discover表示“发现”；invent表示“发明”，只有develop符合题意。