Is your pen (in) her pencil-box?是否正确,作语法说明

Is your pen (in) her pencil-box?是否正确,作语法说明 用所给单词的适当形式填空.急I know this is your pen.Where is your____(sister)?Her pen is in her pencil box. she is puting her pen in her bag. Is __ your pen A.that B.this C.her D.his.That is his pen. Is this your pen Yes,I think it's her pen.请找出句子的错误 That is your pen(加her pen变为选择疑问句） That is your pen (加her pen变为选择疑问句） and what is that in your( )( is it a pen? There is a little ink in his pen and little ink in her pen.Whose pen do you borrow? that is your pen. () is your pen?it's red .() is the girl over there she's my cousin.Where()her pencil-case?Mary ()a student.Her parents ()teacher.() they your cousins?Where()i?you ()in your bed.Where () his dictionary and books? That is her pen in the lost and found case.(改为一般疑问句)( ) that her pen in the ( )( )( )case? This is a new pen.( ) it in your pencil case Is your pen pal an A_____ boy living in Toronto? Is __ your pen ?That is his pen. A.that B.this C.her D.his.可以告诉我为什么?谢谢 the pen bought by her is mane in china 可否改为the pen she bought is made in china? she is puting her pen in her bag.这句话哪里错啦 That is her pen.改为否定句That her pen.