The more one is ________ the Englishspeaking environment, the better he or she will learn the language. [ ]

do you study for a test — I often study ____ working a group.

Who’s that girl—You mean ______ one with long blond hair That’s Jack’s daughter.

It’s useful book, I like it very much.

Though he often made his little sister ______, today he was made _____by his little sister.