В ХХ веке международным языком экономистов стал _ язык английский немецкий французский

1 She is my best friend.

2.Our students learn different subjects.

3.Russia is the largest country in the world.

4. We live in a flat in the centre of the city.

5.My son's best friend is fond of reading.

1. She is my the  best friend.

2Our students learn different subjects.

3Russia is the largest country in the world.

5 We live in a flat in the centre of the city.

 5 My son's best friend is fond of reading.