题目

老鼠、蝴蝶、小鸟能看到猪的哪个部位？请用线连一连。  答案：【答案】解：【解析】老鼠在住的前面，正对着猪头，所以看到的是猪头；蝴蝶在猪的侧面，看到的是猪的侧面身体；小鸟在住的后面，看到的是猪屁股；即可得解。10．Daming hasn't done much exercise                            he got his computer．（　　）A．whenB．ifC．thoughD．since