the beast said that he had made a promise ________anyone released him from the cage……
问题描述：
the beast said that he had made a promise ________anyone released him from the cage……
the beast said that he had made a promise ________anyone released him from the cage,he would make his wish come true.
A that
B that if
C iif
答
B.that接后面的从句（不知道是不是该叫同位语从句,好几年没看英语了）,从句里面再加一个if引导的条件状语从句