To be +-?

She /young (+)

• She am young

• She're young

• She is young

• She are young

They/good friends (?)

• Is they good friends?

• Am they good friends?

• They are good frends.

• Are they good friends?

Tom /a good student. (-)

• Tom isn't a good student.

• Is Tom a good student?

• Tom am not a good student

• Tom aren't a good student

You/ a doctor (+)

• You aren't a doctor

• Are you a doctor?

• You are a doctor

• I m a doctor

The boys / in the park (-)

• Are the girls in the park?

• The boys aren't in the park

• Are the cats in the park?

• The dogs aren't in the park

Your sister/ tall (?)

• Your sisters are tall

• Your sister is tall

• You sister isn't tall

• Is your sister tall?

It /an apple. (+)

• It is an apple

• Is it an apple?

• It isn't an apple

• They are apples

Grandpa/old (-)

• Grandpa is old

• Grandpa isn't old

• Is grandpa old?

• Grandpa aren't old

It/ a big book (?)

• Are it a big book?

• Am it a big book?

• Is it a big book?

• It isn't a big book

Molly and Sam/ friends (-)

• Molly and Sam isn't friends

• Molly and Sam am not friends

• Molly and Sam aren't friends

• Molly and Sam are friends