您要查找的是不是：
- Be these thumb tack? 这些是图钉吗？
- Are these thumb tacks ? 这些是图钉吗?
- Are these thumb tacks? 这些是图钉吗?
- Are these thumb tack? 这些是图钉吗?
- Are these Mary's pens? No, they are not hers. 这些是玛丽的笔吗？不，它们不是她的。
- Are these lettuces home-grown or did you buy them in the market? 这些生菜是自家种的呢，还是你在市场上买的？
- B: The ink should be next to the paper clips and thumb tacks in the stationary section, sir. B：墨水应该在文具部的回形针和图钉旁边，先生。
- Are these stockings machine-made? 这些袜子是机器织的吗?
- Are these prices wholesale or retail? 这些价格是批发价还是零售价?
- How much are these houses going for nowadays? 现在这些房子的售价是多少？
- Are these made in this workshop? 这些都是在这个车间制造的吗？
- A magnet is placed near the jar. The paper clips and thumb tacks are attracted to magnet. What does the investigation prove? 把磁铁靠近容器。磁铁吸引了回形针和图钉。这个实验证明了什么？
- What are these two cassette decks for? 这两个卡式录音座是做什么用的?
- Exhibits: Stationery Set, Water Color Pen, Crayon, Water Color Cake, Push Pin, Thumb Tacks, Paper Clips, Scientific Instrument, Etc. 展品:文具套装,水彩笔,蜡笔,粉饼,工字钉,图钉,回形针,教学仪器等
- Whose woollen sweater are these ? 这些毛衣是谁的?
- Are these berries edible, or are they poisonous? 这些草莓可以吃，还是有毒?
- Could you tell me how much are these in US dollar? 您能告诉我这些用美元计算是多少钱吗？
- What are these? These are books. 这些是什么？这些是书。
- Who are these coming to the sacrifice? 这些人是谁呵，都去赶祭祀?
- Are these instructions clear enough? 这些说明够清楚了吗?
