求解英语选择Don’t you remember ______ to our president when you we
求解英语选择
Don’t you remember ______ to our president when you went to the university last year?He shook hands with you.
A.to be introduced B.being introduced C.introduced D.introducing
This machine needs a _______t to feed parts and components into it.
A.continue B.continuous C.continent D.continent
This machine needs a _______ to feed parts and components into it.
A.continue B.continuous C.continent D.continent