They went camping and cooked food_____an open fire.[ ]

How long does it take us to go to your school from here?－It takes us hour or more to go to my school by bus.

Timmy goes to school _____ every day. It’s 5 minutes’ walk from his home to school .[ ]

Where your pen pals?

Have you found your lost dictionary?—-No,I haven’t found_____,but I bought _______this morning.