I _____ the prolem until he explaind it.A.understood B.did n
I _____ the prolem until he explaind it.A.understood B.did n
i did not understood the problem until he had explained it这句
i did not understood the problem until he had explained it.
i did not understand the problem until he had explained it.我
Until he told me ,I knew _____ about it.
I've done my homework When ____ you _____ it A.did ;did B.di
___many times,he finally understood it.A、He is told B、Having
He ___ back until the work _____ done.A.isn't;will be B.isn'
He didn't go home _____ the rain stop. A.until B.when C.sinc
1.It wasn't until nearly a month later _____ I recevied the
The American boy understood nothing,___he?A.did B.doesn't C.
_____ many times,he finally understood it.ks5u