摘要
德瑞克很紧张。他的自然科学考试在星期五!德瑞克真的需要有好成绩。他很用功，但是自然科学课对他实在是很难!他上次考试就不及格。现往，他这次考试要考90分以上，这门课才能通过!那星期德瑞克每天晚上都用功读书。但是他还是很怕这次的考试。“或许我可以请瑞秋当我的学习伙伴，”德瑞克这么想。“她总是考得很好。”
Derek was nervous. His big science test was on Friday! Derek really needed to do well. He studied a lot, but science class was really difficult for him! And he failed his last test. Now, he needed to get 90 percent or higher on this test to pass the class! Derek studied every night that week.
