| 1. | Teachers usually write on the blackboard with chalk 教师通常用粉笔在黑板上书写。 |
| 2. | Teachers won ' t write on the blackboard with chalk 老师们将不用粉笔在黑板上书写。 |
| 3. | He is writing on the blackboard with a piece of chalk 他正用一支粉笔在黑板上写字。 |
| 4. | The teacher wrote on the blackboard with a piece of chalk 老师用一支粉笔在黑板上写字。 |
| 5. | The teacher wrote on the blackboard with a piece of chalk 老师用一支粉笔在黑板上写字。 |
| 6. | He stopped speaking , and went on to write on the blackboard (他停止说话,开始在黑板上写字。 ) |
| 7. | Written on the blackboard are the names of those who were late yesterday 黑板上写着昨天迟到的人的名字。 |
| 8. | They are writing on the blackboard 他们在黑板上写字。 |
| 9. | He wiped out with an eraser what he had written on the blackboard 他用黑板擦把他在黑板上写的东西全擦掉了。 |
| 10. | I think that that that that that student wrote on the blackboard was wrong 我想那个学生在黑板上写的是错的 |