Tom’s mother told him ______ eating too much meat.

Attempts must be made to ______ the barrier(隔阂) between the two communities.

The world is becoming smaller and smaller because the Internet gets us ________.

It’s an hour’s walk from here to the subway. —Don’t worry, I’ll ________ you there.

______ to be old enough to live alone, Mary was sent abroad to study by her parents[ ]