下列词语中加横线的字，读音不正确的一项是

The number of the workers in this factory300, that is to say, it20%.

It’s said that the new campus of the school is now_______ what it was.

Hi, Tina ,we’re going to Sam’s house to celebrate his graduation. Would you like to ?—Great! Let’s go.

Nobody taught ________ Chinese. He learnt it by _______. How clever he is!