Add the apostrophes in the correct places. then choose the correct answer /, a or b​

1a. My mother’s new husband is my stepfather.

2a. My sister’s husband is my brother-in-law.

3b. My son’s wife is my daughter-in-law.

4b. My father’s wife’s daughter is my stepsister.

thomas edison

thomas edison an american inventor was born in 1847, in state ohio and died in 1931, in state new-jersey. he developed many useful devices, such as electric lighting and he also invented some other important things for society. his first power station was on manhattan island, in new york. he was the first man who invented a light bulp model in 1879. he also succeeded in making telegraph. his brilliant knowledge greatly influenced people's life and made it more comfortable and easier.

1)canada is a country in north america. 2)last summer they went to europe . they visited great britain and france. 3)when people take food and eat it in a field or in a forest,they have a great appetite . 4)liza has some invitation cards for the russian students. 5)a tourist is a person who travels for pleasure. 6)could we assign a date and time now? 7)liza brought a present from our english partners.

кликни "лучшее решение", если несложно.