问题

t remember when ______ turning point occurredexactly, but it might be ______ summer morning when I was in New York
A:must
B:will
C:shall
D:could
B:will
C:shall
D:could
正确答案是:
同类题型
My brother used to _______ up late, but now he is used to _______ up early.
itor-in chief asked me to write an article forhim, ______ about AIDS patients in China
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We must mention to you that acting before thinking always _____ failure. [ ]