to infinitive or bare infinitive

i can ___________ English

• speak

• to speak

We have ____________ our homework

• do

• to do

We must __________ at home

• stay

• to stay

I will _________ you

• help

• to help

He can not ____________ us

• see

• to see

My little sister learns _________________ English.

• to speak

• speak

We want _________________ to the cinema.

• go

• to go

You should _________________ your parents.

• ask

• to ask

She hope _________________a dog on her birthday.

• have

• to have

May I _________________ in?

• to come

• come