| 1. | Acids used in pickling can include sulfuric . 酸浸渍中用的酸有硫酸。 |
| 2. | He was of no use at all in the business . 他在业务上一点用场也没有。 |
| 3. | He used to fight at the drop of a hat . 他总是一看到信号就大打出手。 |
| 4. | What was the use of telling the whole ? 把一切都说出来,有什么用呢? |
| 5. | When hard tactics failed , soft methods were used . 硬的不行来软的。 |
| 6. | She uses rather dated words and phrases . 她使用的词语未免太陈旧了。 |
| 7. | More expensive nitrating agents may be used . 还可应用较贵的硝化剂。 |
| 8. | The colors used are flat and unvaried . 使用的颜色既单调又千篇一律。 |
| 9. | We pump water from the well for daily use . 我们从井里抽水以供日用。 |
| 10. | Why use wood when you can use plastic ? 既然能用塑料,何必非用木料? |