Sửa lại như sau :
76. I met Lan who is one of my classmate at high school on the street yesterday, so we stopped talking.
77. I'm not used to driving in the left thought I have been living in London for 10 years old.
78. He spoke a little English, so we were able to communicate with him.
79. I look forward to having the resolution to the problem I have mentiond.
80. They are going to get their house to be redecorated for the Christmas.
