用单词的适当形式填空。
Bill Gray is an Australian boy. He studies at Dawin School.
His father ( be) a worker. He (work) in a big car factory (工厂). His mother ( be) a teacher.
She (teach) English in a small town (城镇) near their home. In her school there ( be) about one
hundred students. Many of them ( be) from China. The Chinese students ( work) hard at English.
Bill (say) that he wants to be an English teacher, too.
