第14题: [单项选择]She ______ the list of names to see if hers was on it. A. glanced B. gazed C. peered D. scanned 参考答案:D 答案解析:[解析] D项“scanned细看,审视”符合题意。其他三项“A项glanced一瞥,扫视 (后接at);B项gazed凝视,注视(后接at/on/upon);C项peered偷看(后接at)”都不正
第22题: [单项选择]目前,最普遍的无线局域网技术是______。 A. 扩频技术 B. 交换技术 C. 物理扩充 D. 存储技术 参考答案:A 答案解析:[解析] 目前,最普遍使用的无线局域网技术是扩频技术。扩频技术开始是为了军事和情报部门的需求开发的,其主要思想是将信号散布到更宽的带宽上,以使发生拥塞和干扰的几率减小。
第24题: [单项选择]Questions 26 to 28 are based on the passage you have just heard. A. Because it is so luminous. B. Because it is broad. C. Because it is where the Heaven is. D. Because it is so remote from us. 参考答案:D 答案解析:[听力原文] Why is the Milky Way mysterious to humans even now [听前预测] 选项中多次出现luminous, broad, remot