—Look at the boy running on the ground. Is it Davis?—It ______ be him. I saw him go to the teacher’s office just now.
Do you know _______ to the top of the mountain yesterday?
The workers are all looking forward _______ home early.
He has two sisters. One is quiet, and _______ is outgoing.
______ delicious the food is on the plate!
______ can I read faster? – By reading word groups.