Răspuns :
'Am' se folosește doar la persoana I, singular în prezentul simplu.
"Is" se folosește doar cu persoana a III-a, singular.
"Are" se folosește cu celelalte persoane.
Deci:
I am.
You are.
He/she is.
We are.
You are.
They are.r
Deci referitor la exercițiul tău.
1. The weather is beautiful today. (persoana a III, singular).
2. All the children are on the playground. (pers. a III-a plural)
3. Boys! You are always late for the class. (pers. II-a, plur.)
4. Are you on the basketball team too? (pers. II-a, sing.)
5. Nobody in my class is interested in football. (pers. a III-a, sing)
6. Is this computer more expensive than that one? (pers. a III-a, sing.)
7. Sally is my best friend. ( pers. a III-a, sing.)
8. Mom and dad are downstairs. (pers. a III-a, plur.)
9. Paul and Harry are in the computer room. (pers. a III-a, plural)
10. The Eiffel Tower is the tallest monument in Paris. (pers. a III-a, singular)