Question

3. Great changes have taken place in Wuhan University. It is no longer        

when it was poorly equipped (be)

武汉大学已经发生了巨大的变化，它不再是三十年前的样子，那时学校的条件很差。

Answer 1

3. what it was 30 years ago句子中no longer之后是表语从句，表语从句中缺少表语，故用有一定含义的what弓导表语从句，而不用that。