We have a high regard for Mr. Black because he always tries to ________ his principles.

So suddenly _____ the disease that the whole family were at a great loss.

When I saw the cars crash on the road,a frightened feeling ________ across my mind.[ ]

Jack, could you help me whenthe plane will take off on the Internet? —I’m sorry, my computer doesn’t work.

There _______ a mother,a father and children in the family.