问题
补全对话，情景问答
看图完成下列句子。
1. A: Where is the pencil?
B: The pencil is the pencil case.
2. A: the marker?
B: The marker is behind the pencil case.
3. A: the pencil case?
B: The pencil case is the desk.
答案
1. in 2. Where is 3. Where is, on