The Titanic was a ship just not____ to run into icebergs.When it did,nothing could stop its journey to the bottom.
People in the west make_______ a rule to buy Christmas presents for their relatives and friends.
I remember everything ______it had happened yesterday.
It is required that students______ mobile phones at school, so seldom_______ them using one.
------Tom is never late for work. Why is he absent today? ------ Something _______ to him.
Roads in this mountain area used to be_______; people found it hard to travel here.