Is this pronoun singular or plural?

I

Question 1 options:

plural

singular

singular

Choose the pronoun in the sentence.

It needs to be sharpened.

Question 2 options:

be

sharpened

it

it

Is this pronoun singular or plural?

he

Question 3 options:

plural

singular

singular

Choose the pronoun in the sentence.

They will help wash the dishes.

Question 4 options:

help

they

wash

they

Choose the pronoun in the sentence.

The scarf belongs to her.

Question 5 options:

her

belongs

scarf

her

Choose the pronoun in the sentence.

She will go to the swimming pool.

Question 6 options:

swimming

she

go

she

Is this pronoun singular or plural?

them

Question 7 options:

singular

plural

plural

Is this pronoun singular or plural?

we

Question 8 options:

plural

singular

plural

Choose the pronoun in the sentence.

Patrick gave them a cookie.

Question 9 options:

Patrick

them

gave

them

Choose the pronoun in the sentence.

He took the dog for a walk.

Question 10 options:

He

dog

took

He