Her pencil box is under the sofa.改为一般疑问句

is this her pencil box?改为陈述句 That is her pencil box对her提问 Her pencil box is under the sofa.改为一般疑问句 Her watch is in the pencil box .(改为一般疑问句) that is her pencil—box(改复数句) it is her pencil box.改为否定句 This is her pencil box.(改为否定句) her pencil is in the box 对in the box提问 Is this her pencil box?No,her is blue.那里出错了 my ruler is in the pencil-box.___[his/her]is in the desk. This is a pencil box.对a pencil box 提问 This is a pencil box.(对” a pencil box”提问 ) This isn't my pencil box.-----is red.A.My B.Mine C.Her D.his Is your pen (in) her pencil-box?是否正确,作语法说明 this is her pencil box(否定句)一一一一一五个空格填什么 today is sunday.nancy wants to do her homework.she takes out her pencil box and opens it.翻译, Is this pencil box?(改为陈述句) Is that your pencil-box?后一句是什么