Nam is a student.This year he had a very interested summer holiday.He traveled with him clasmates,to a mountainous area in Lao Cai province.They gone there to help make a road through the forest among two villages.''It was very difficult because there had no water to drink and no shops where we could bought food''said Nam ''It was very cold and wet in the mountains.It is one of the wetter places in the country''Nam stayedin the mountains since six weeks.It was hardwork,but he says it was the best thing he has ever did.He hopes to return next year to do anymore

had thành has

Nam is a student. This year he had a very interested -> interesting summer holiday. He traveled with him-> his classmates, to a mountainous area in Lao Cai province. They gone->went there to help make a road through the forest among->between ( between: giữa 2 người; among: 3 người trở lên) two villages.''It was very difficult because there had no water to drink and no shops->shop where we could bought->buy food''said Nam ''It was very cold and wet in the mountains. It is one of the wetter->wettest (so sánh nhất) places in the country''Nam stayed in the mountains since->for six weeks. It was hard work, but he says it was the best thing he has ever did->done. ( thì hiện tại hoàn thành) He hopes to return next year to do any more.

(Cái mình ko giải thích thì nó dễ quá r ý nên là mình ko giải thích nữa nhé ! )