---How long did it _____ you to work out the difficult maths problems?---I ______ about half an hour on it .
--- _______ useful tool the computer is! --- I agree. It’s ________ interesting as well.
We can’t finish the words in two days we need ___day
___of the apple ___bad
___of them has a dictionary and ___one of them can look up words in the dictionary
It____Jim because he left here a moment ago