VII/Underline the incorrect word and correct it as example Example: 0. I haven’t saw you for two month 0/ seen

VII/Underline the incorrect word and correct it as example
Example: 0. I haven’t saw you for two month 0/ seen
Nam is a student. This year he had a very interested summer 1/ ___________
holiday. He traveled, with him classmates, to a mountainous area 2/ ___________
in Hoa Binh province. They gone there to help make a road 3/ ___________
through a forest among two villages. “ It was very difficult 4/ ___________
because there had no water to drink and no shops where we 5/ ___________
could bought food,”said Nam. “ It was very cold and wet 6/ ___________
in the mountains. It is one of the wetter places in the country.” 7/ ___________
Nam stayed in the mountains since six weeks. It was hard work, 8/ ___________
But he says it was the best thing he has ever did. He is hoping 9/ ___________
to return next year to do any more work there 10/ __________