Verb "To be" •
She my best friend (+)
We classmates. (+)
> Mansur and Sanzhar very funny. (+)
► He a good teacher. (+)
► It my pen.(-)
► My sister a teacher in my school.(-)
► You at school now.(-)
They pupils. (+)
"+" - болымды
- болымсыз​

is

are

are

is

isn't

isn't

aren't

are

Объяснение:

Так verb "to be"

To be означает быть.

Но be пишется не всегда еще бывает и другие формы,как was and were

Were пишут когда бывает I,they,we и тд вот.

А was бывает при he,she,is.

Так давайте уже писать

в первом будет.

She was my best friend

We werе(продолжение сама напишешь)

sanzhar was

he was

it was

my sister was

you were

they were

Вот и ответы надеюсь все поняла

а про плюсы и минусы я ничего не поняла