As a teenager, nothing is more valuable than friendship. Lily and Lucy are close friends who are able to talk openly to one another whenever _____ of them feels hurt.A. either B. both C. all
—Please remember, kids. ______ careful you are, _______mistakes you will make. —We know, Mr. Li.
Tom often helps me ______my math after school.
Jimmy has sixteen broken bikes to________ and gives away to kids who don’t have bikes.
My mother often tells me _____ the teacher carefully in class.
We decided to _______ signs around the school.