-wasalittlelambwhichhadbeenfromherhusband.为什么填apresent而不是presented呢我突然明白了。Hetoldhimifheit，hewouldcallthepolice。为什么填didnotreturn而不填hadnotreturned

Question

-was a little lamb which had been _______ from her husband.
为什么填 a present 而不是presented呢
我突然明白了。
He told him if he ______ it，he would call the police。
为什么填did not return 而不填 had not returned

Answer 1

这里的If是“如果,与后面的那句话构成条件状语从句,条件状语从句中”主将从现“,整个句子的时态是过去,因此将从句中的一般过去时改为一般过去时.