Am, is or are. English test 1

These … my balls
She … old
This … my book
These books … boring
Tom’s little sister … five
They … big
Your garden … nice
They … my brothers
That … John’s brother
Teddy … my little brother
These … your workbooks
They … big girls
I … four
Mary … Alan’s sister
These … kids
He … my friend
I … ten
Mary’s sister … eight