TÌm lỗi sai và sửa lại
The menu has been already changed, but the customers are still complaining about the lack of variety.
7. I was surprising to learn that there was a tram system in Hanoi a century ago.
8. A new rail system in Hanoi is expected to complete in the next few years.
9. You’d better to listen to each other’s ideas when living in an extended family.
10. A new advanced water treatment plant which will eventually serve 300,000 customers is now on construction.
1 been already => already been
2 surprising => surprised
3 complete => be completed
4 to listen => listen
5 on => under