问题
填空题
根据图画，补全对话，每空一词。
1 2 3
1.A: Jim,what's this English?
B: It's a .
2.A: What this in English?
B: It's a pen.
A: No. It's a .
3.A: What's this?
B: It's .
答案
1. in, book 2. is, pencil 3. an eraser