His or Her.

(a)   T shirt is yellow.

His or Her.

(a)   shoes are green.

His or Her.

(a)   trousers are blue.

His or Her.

(a)   trousers are red.

Is or Are.

(a)   Emma in living room?

Is or Are.

(a)   Bryan and his sister upstairs?

Is or Are.

(a)   Mia and Marie in the bedroom?

Is or Are.

(a)   Bob's grandpa in the garden?

Is or Are.

(a)   Rachel's aunt in the kitchen?