Many more trees should ____ this year.
Tony’s brother is _______ to take care of the little baby.
---Is that Lucy’s sister, Lily?---No, it _______ be her. She has gone to English.
--- ______ reading aloud to practice English?--- Good idea.
---When facing some challenges, Jimmy shows great courage.--- Yes. He is a man who never _________.
______ it rained heavily, no one in our class was late for school.