1. This is my cup. (改为一般疑问句) _____ this _____ cup? 2. — _____ _____ _____ _____ _____ ?(写出 问句) 一C—L一O一C—K。 3. That"s an English computer. (对画线部分提问) _____ _____ that? 4. Is that her key?(作否定回答) No, _____ _____. 5. It is my backpack(改为否定句) It _____ my backpack.