Ответ :
She is a pupil .
Правило:
He,She,It-is
I-am
You,we-are
There is a sofa in front of the window. Там диван напротив окна
There are two cats on the sofa. Там два кота на диване
The are some books on the sofa. Там несколько книг на диване
There are some glasses on the cupboard. Там несколько стаканов на тумбе
There is a ball under the cupboard. Там мяч под тумбой
There is a lamp behind the books. Там лампа за книгами
When I rang up my friend he was sleeping.
When grandfather watches TV he was falling asleep.
When my friend came to see me I was doing my hw.
When I went to the stadium I was meeting Kate and Ann.
When Nick rang me up yesterday I was helping mother.
When the children walked through the wood they were seeing a fox.
When I came home my sister was washing the floor.
И так далее после when ставь past simple, во второй части этого сложного предложения present continuous. Я написала кучу образцов
12.I went to the theatre
13. went
14.did; played
16. played
18. went
19. did you go to Great Britain last year? No I went to France
20. did; translated