Нужно найти грамматические ошибки

Вот первое. Я нигде не списываю. Загружай остальные отдельно.
Task 1. English has become a 1) means  of communication … within some countries where different groups of people speak 2) different languages. You must work hard to
learn your 3) first foreign language. Some people can 4) speak more than one
language.  We must 5) study foreign languages at school. There are some differences between 6) British and American English . English is the 7) official language in Australia. Most 8) vocabulary in the modern computer science is in English. English is the 9) …only solution to the communicate problems. If a person doesn’t know 10) foreign languages he can’t hope to know all the news in his field.

I know several women who have not a feminine sport. For example, the daughter of Muhammad Ali - Laila Ali - a professional boxer, she spent 24 professional fight and won all 24 of battle. It is the world champion in women's boxing or Patty Moise, she participates in NASCAR racing, although race is not considered a female sport.
               I think there are sports where men and women can compete against each other. For example - the race in the sport is not important physical strength, so women and men can compete. But in the same ring man and woman should not speak. Everyone understands that a man of strong women, especially when it comes to sports.