题目

—Simon. I hear you are going abroad for further study. Have you decided ______? —Next September. A. when going             B. when to go          C. how going  D. how to go 答案：B身体分节是节肢动物的一个特点．下列不属于节肢动物的是（ ）A．虾B．蟹C．臭虫D．蚯蚓