问题
选择题
(2013·福建，34)Not until he went through real hardship ________ the love we have for our families is important.
A．had he realized
B．did he realize
C．he realized
D．he had realized
答案
答案：B
考查倒装句型。此题考查not...until句型的倒装句，其句型为：Not until＋从句＋助动词＋主语＋谓语……，据此排除C、D项；until的主从句均使用一般过去时态，故答案为B。