必修3 unit 5 Canada
1．(2013·阜阳检测)______by beautiful green mountains and situated at the foot of Huangshan Mountain makes Tai Ping Lake a famous tourist attraction.
A．Surrounded B．Bei ng sur rounded
C．Having been surrounded D．Surrounding
解析：being surrounded by...Huangshan Mountain是句子的主语，Tai Ping Lake和surround之间是被动 关系故选B项。过去分词短语不能作主语，排除A项；C项强调发生在主句的谓语动词之前，故不合题意。句意：被绿色群山包围着并且坐落于黄山脚下使得太平湖成为了著名的景区。
答案：B
3．The postal service is rathe r slow______the speed of delivery is concerned.
A．as long as B．as much as
C． as early as D．as far as
解析：句意：就邮 递的速度而言，邮政服务相当慢。as long as只要；
