第4题: [单项选择]______is known to us all, the earth moves around the sun. A. Because B. For C. So D. As 参考答案:D 答案解析:定语从句的用法。as意思“正如”引导非限定性定语从句,指代后面整个主句。如:As I said earlier,this research has just started.同样的题见2003年11月
A. Those who know how to program computers. B. Those who get special aid from their teachers. C. Those who are very hardworking. D. Those who have well-educated parents. 参考答案:D 答案解析:有关“谁”的细节测试题。可从文中“the highest-scoring students had well-educated parents”直接找到答案D。