The writer and teacher is coing now为什么用 is 而不用are?

The writer and teacher is coing now为什么用 is 而不用are? The teacher and writer is coming to visit our school此处为什么要用i how are lucy and tony.这句话为什么要用are而不用 is? The price of the shoes is ￥12中为什么要用is而不用are She is a teacher and writer there is some ___on the plate!为什么用there is 而不用there are A.ap There is a pen and three apples on the desk.为什么用is不用are? the weather is cool and cloudy中为什么不用are? jenny and i are quiet 为什么用 are 不用 is 英语翻译Christmas is coing soon.The radio stations are playing C He is a writer and a teacher.还是 He is a writer and teacher. the writer and speaker is giving a speech.为什么要用is