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- The teacher wrote on the blackboard with a piece of chalk. 老师用一支粉笔在黑板上写字。
- He crushed a piece of chalk to powder. 他将一支粉笔压成粉末。
- He took out a piece of chalk and wrote his problem on the blackboard. 他拿出了一支粉笔并在黑板上写下他的问题。
- Can you get a piece of chalk for me, please? 请给我拿支粉笔好吗?
- Go and fetch me a piece of chalk. 给我去拿一支粉笔。
- We also did the experiment using a piece of chalk. 我们还用一支粉笔做了这个实验。
- Please bring him a piece of chalk. 请带一支粉笔给我。
- Can you give me a piece of chalk? 你能给我一支粉笔吗?
- Please give me a piece of chalk. 请给我一支粉笔。
- He filched a piece of chalk from the teacher's desk. 他从老师的书桌上偷取一支粉笔。
- He described a circle on the blackboard with a piece of chalk. 他用粉笔在黑板上画出一个圈。
- Describe a circle on the floor with a piece of chalk . 在地板上用支粉笔画个圆。
- On the door the thief put a mark with a piece of chalk. 强盗就在门上用粉笔做了一个记号。
- The teacher wrote with a piece of chalk on the blackboard. 老师用粉笔在黑板上写字。
- The teacher wrote a phrase on the blackboard with a piece of chalk. 老师用一根粉笔在黑板上写了一个短语。
- half a piece of chalk 半截粉笔
- Describe a circle on the floor with a piece of chalk. 在地板上用支粉笔画个圆。
- I need a piece of string to tie this parcel up. 我需要一根细绳把这包裹扎起来。
- He took out a piece of chalk and wrote his problem on the blackboard . 他拿出了一支粉笔并在黑板上写下他的问题。
- They only have charts listing things you could eat, like half a piece of celery of4.5 grams of applesause. 他们只列出你应该吃的东西，例如半棵芹菜，4.;5克苹果酱。
