ԴW(wng)j(lu)YԴ ߣпW(wng) 2020-04-16 23:14:23
(dng)~ʽ
(1)Z
To learn a foreign language is not easy.
It is not easy to learn a foreign language.
(2)eZ
They began to read.
(3)eZa(b)Z
Jim asked me to help him with his lessons.
We often heard her sing.
(4)Z
I have an important meeting to attend.
(5)Z
She went to see her grandma yesterday.
(6)how, when, where, what, which֮
I don’t know how to use a computer.
Do you know when to start?
He didn’t know what to do next.
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