120. Of the making of good books there is no end; neither ______ any end to their influence on man’s lives.
A. there is B. there are C. is there D. are there
〖答案〗C
〖考点〗本题主要考倒装。
〖解析〗句意：（人类）写出好书无终点, 同样它们（指书籍）对人们生活的影响也无止境！
121. I failed in the final examination last term and only then ____ the importance of studies.
A. I realized B. I had realized
C. had I realized D. did I realize
〖答案〗B
〖考点〗考部分主谓倒装。
〖解析〗only+状语或状语从句作状语时主句要进行倒装。本句是only+时间状语, 所以后接的主句要倒装。答案为B。
