问题
选择题
Not until he received the invitation ________to attend the summit held in New York.
A．did he decide
B．he had decided
C．had he decided
D．he decided
答案
答案：A
题目分析:考查倒装句。Not until 位于句首时，主句用部分倒装语序，即一般疑问句语序，故排除B、D选项，再由语境可知此处应该用一般过去时，所以A选项正确。句意：直到他收到邀请，他才决定去参加在纽约举行的峰会。