i had not understood the problem until he explained it.
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
请问一个英语问题:I did not understand the problem.He explained it 两句
It was not until I had read your letter that I understood th
once he explained a maths problem to me u____ i understood i
i did not realize my mistake until he explained it to me改成倒装
英语翻译1.i explained the problem to him,but he did not believe
I _____ the prolem until he explaind it.A.understood B.did n
I didn't manage to do it ____ you had explained how.A until
it was not until i had read your letter that i know the trut
.It was not until he arrived in class _____ realized he had