Many people in the West make ________ a rule to buy Christmas presents for their relatives and friends.[ ]

___ surprised me most was ____ he was too late for the important meeting, for he was chairman of it

Food supplies in the flood-stricken area ______We must act immediately before there’s nothing left

The toughest thing about success is ________ you have to keep on being asuccess.

We can’t take part in the competition ________ we get our student card.