[填空题]We all suffer from stress. There are many points when there may be{{U}} (36) {{/U}}stress. Perhaps we feel it at times of{{U}} (37) {{/U}}, or at times when the amount of work simply seems {{U}} (38) {{/U}}, and it may also arise in your personal life.
An engineer will tell you that some stress is inevitable for a{{U}} (39) {{/U}}to remain standing. Sometimes the word "stress" is used to{{U}} (40) {{/U}}a feeling of being under pressure. This can be a positive thing: pressure can help people to{{U}} (41) {{/U}}well and give a sense of excitement and achievement. However, you need to be concerned about stress if your{{U}} (42) {{/U}}is seriously weakened. This can lead to a number of harmful consequences, either{{U}} (43) {{/U}}or emotional, leading to inability to work effectively.
{{U}} (44) {{/U}}Many students are not altogether clear about how well or badly they are doing, because they find it hard to obtain immediate feedback regarding their performance. If