Избрать правильную форму.1). (We, she) are first-year students. 2). (She, they)

Избрать правильную форму.
1). (We, she) are first-year students.
2). (She, they) is our English teacher.
3). (English, foreign languages) is an interesting subject.
4). At our technical school (it, they) is an obligatory subject.
6). At all the technical schools (foreign languages, a foreign language) are obligatory.
7). (It, they) is necessary to study foreign languages.