Though he was born and brought up in Australia, he can speak ______ Chinese.
To learn English well, we should find opportunities to hear English______ as much as we can.
So far nobody has claimed the money_______ in the library.
—Where did you get to know her? —It was on the farm______ we worked.
We’ll call on a man ________ I believe can give us very good advice.
We will do it ourselves ________asking others to help.