问题
判断题
用钢球可间接测量内锥孔的大端直径。（测量知识）
答案
参考答案：对
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用钢球可间接测量内锥孔的大端直径。（测量知识）
参考答案：对
用方框中所给单词的适当形式填空。
2. Look! The monkey is _____ the floor. 3. They are all _____ in English. 4. Is Lingling _____ lanterns? 5. They aren't _____ the house. They are cleaning the house. 6. I think it's _____ to learn English well. 7. Jiaozi means _____ in English. 8. People think red can bring us good _____. 9. _____ Day is on December 25th. 10. Look! Mr. Wang is _____ the doors and windows black. |