Rain is pouring down from the sky without any sign of stopping．Farmers begin to worry about their crops since it _____ as long as 24 hours

_____ that no effort can be spared to deal with it, or it will be too late.

Does Peter like geography—______. He thinks it is boring.

．After a long walk, the little boy got home at last, ________.

Look at the baby giraffe! He is cute but _____ big.