问题
判断题
微分作用可以改善高阶对象的调节品质，但也会使噪音大的系统调节品质降低。
答案
参考答案：对
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微分作用可以改善高阶对象的调节品质，但也会使噪音大的系统调节品质降低。
参考答案：对
| 用所给的疑问词填空。 | |
2. — ____________ is that woman? — Miss Tang. 3. — ____________ is the sofa? — It's black and white. 4. — ____________ will you come back? — A quarter to ten. 5. — ____________ do you need? — I need some sweets. 6. — ____________ do you come from? — I come from China. |