You muse learn ——. A.how to do next B.what to do it next C.how to do it next 应该是选c吧但B不能这么用么 都说下原因吧

问题描述:

You muse learn ——. A.how to do next B.what to do it next C.how to do it next 应该是选c吧
但B不能这么用么 都说下原因吧

B中what to do 的what 已经是do 的宾语,不需要再加it.如果是what to do next 选项也是对的~