问题
填空题
pHS-2型酸度计表头指示只有两个pH变化，这是为了提高显示的（）。
答案
参考答案：精密度
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pHS-2型酸度计表头指示只有两个pH变化，这是为了提高显示的（）。
参考答案：精密度
| 用方框里适当的短语完成句子。 | |
2. The young violinist plays the guitar _____the violin. 3. The star _____ for rock music in the world. 4. _____do the people sing classical songs _____they sing pop songs. 5. Lots of young fans likes pop _____. 6. We haven’t seen the small country or _____ it. 7. The singers use modern drums and _____ use guitars. 8. I playing the piano _____ playing the violin. 9. —Would you like to go to the concert? —_____，I'd like to. |