| 1. | I could not concentrate because i felt faint with hunger .
我视力不能集中，因饿而眼睛发花。 |
| 2. | The drug affects one ' s power ( s ) of concentration
这种药影响人精神不能集中 |
| 3. | - don ' t ! - i can ' t drive ! i can ' t concentrate
-不要！ -我不能开车了，我不能集中精神了 |
| 4. | Don ' t ! - i can ' t drive ! i can ' t concentrate
不要！ -我不能开车了，我不能集中精神了 |
| 5. | I feel tired all the time , and i can ' t concentrate on my studies
我一直感觉累，而且不能集中学习。 |
| 6. | P : i feel tired all the time , and i can ' t concentrate on my studies
我一直感觉累，而且不能集中学习。 |
| 7. | The school students were distracted by the noise outside the classroom
教室外边的喧闹声使学生们不能集中注意力。 |
| 8. | The school students were distracted by the wonderful world outside the classroom
教室外的精彩世界使学生们不能集中注意力 |
| 9. | My telepathy ' s been off lately . i can ' t focus . i hear everything
我的心灵感应最近失灵了.我不能集中注意力.没用的东西也听得见 |
| 10. | Children are more prone to illness , which can affect their concentration and learning ability
第四层：孩子容易生病，精神不能集中，引致学习能力下降。 |
