Look! The policemen are ___ our city a safe place.

Look! The policemen are ___ our city a safe place.
A.help make. B.help making. C.helping make. D.helping making
6cplhbx 1年前 已收到1个回答 举报

闲人就是我 幼苗

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C.helping make
be doing sth & help (to) do sth,这里的to可以省略

1年前

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