Read the following eight statements. Each statement contains information given in one of the paragraphs of the text. Scan the text for five minutes and identify the paragraph from which the information is derived. 快速阅读(与四级题型一致)。 1. Working students have less time to do school assignments because of their demanding work schedule. 此句信息出自第 ______ 段。(填数字) 2. People used to think that part-time employment helped build character. 此句信息出自第 ______ 段。(填数字) 3. To measure the effects of employment on student performance, we used three research methods, namely, comparing the grades of students, contrasting students' commitment to study and following students over time. 此句信息出自第 ______ 段。(填数字) 4. Working students lose interest in school because they are more excited about earning money than about studying. 此句信息出自第 ______ 段。(填数字) 5. Normally, students who are less involved in studying are more likely to work long hours and working makes them even less devoted to study. 此句信息出自第 ______ 段。( 填数字) 6. Those who work longer hours have more spending money and tend to use more drugs and alcohol, which may accordingly decrease their school performance. 7. We also find that working for about 10 hours per week or less does not seem to affect school performance much. 此句信息出自第 ______ 段。(填数字) 8. The undesirable effects of working part-time can be reversed. 此句信息出自第 ______ 段。(填数字)