Выберите правильный вариант и установите, каким правилом это объяснено
1. … old are you?
a)where b)what c)how
2. … do you live?
a)where b)how c)which
3. All the… go to school on the 1st of September
a)childs b)childrens c)children
4.The textbook… my friend is new
a)of b)at c) if
5. My… dress is beautiful
a)mothers b)mother's c)mother
6. The Volga is… then the Thames
a)more long b)longer c)the longest
7. London is… city in Europe
a)the larger b)the largest c)most large
8. This house is higher… that one
a)than b)this c)as
9. My father has a car,… is brown
a)she b)it c)they
10. We have many friends.… friends are students
a)their b)his c)our