It's a/an...回答句型 — 英语词汇题
题目
Mike在猜谜会上摸神秘袋里的物品，请用 a 或 an 填空，完成对话。1. A: What's this?（一件橡皮）B: It's ___ eraser. 2. A: What's this?（一把尺子）B: It's ___ ruler. 3. A: What's this?（一个橘子）B: It's ___ orange. 4. A: What's this?（一支钢笔）B: It's ___ pen. 注意：eraser、orange 开头是元音音素哦！