Найдите ошибку(не грамматическая):1) The number of historical sites in England are

Найдите ошибку(не грамматическая):
1) The number of historical sites in England are quite large compared to the size of the country.
2) A tourist can hard turn a corner without coming across a historical building, an old battle ground, or an ancient ruin.
3) The goverment in England has мейд a lot of laws to help protect historical sites that archeologists may not study yet.
4) The archeologisys only had to train these volonteers to dig carefully and make sure that they did not harm smth that they uncovered.
5) Not only construction companied are influencing archeology to become more business minded, but visitors to historical sites are also pressuring them.
6) A good price doesnt always mean customers get the better product.
7) These business all bid for jobs with the construction companies hope that their price is the best.
8) In the past, archeologists used to bringing in volunteers to help dig at a site and enjoy the thrill of uncovering the past with their own hands.