1. Rewrite the following sentences so that their meaning stays the same , using the words give .
a , What is the distance between Hue and Da Nang ? ( how)
b, There wasn't much traffic when I was small . (used to )
2 , Make question fo the bold parts.
a, Most of my classmates go to school by bicycle.
b, My father used to go fishing in the pond near the woods.