1. My best friend is a person who can help me at any time.
2. That's the film that I told you about.
3. There's the dog which can only bark and can't bite.
4. My teacher is the person who is respected by all students in our school.
5. Basketball is a sport which we like to play after the lessons.
Объяснение:
which - который (про один неодушевленный предмет из таких же).
that - универсальный, для всего
who - который (про человека)
1. My best friend is a person who can help me at any time.
2. That's the film that I told you about.
3. There's the dog which can only bark and can't bite.
4. My teacher is the person who is respected by all students in our school.
5. Basketball is a sport which we like to play after the lessons.
Объяснение:
which - который (про один неодушевленный предмет из таких же).
that - универсальный, для всего
who - который (про человека)