高三英语复习同步跟踪训练试题17.doc

高三英语复习同步跟踪训练试题17.doc. net 教师助手学生帮手家长朋友 . net . net 教师助手学生帮手家长朋友 . net 第四单元过关检测( 时间:90 满分:120) Ⅰ. 阅读理解( 共两节, 满分 40分) 第一节(共 12 小题; 每小题 , 满分 30分) 阅读下列短文, 从各题所给的四个选项(A 、 B、 C和 D)中, 选出最佳选项。 A (Reuters) — The heaviest floods in decades shut down the Canadian oil capital of Calgary on Friday,with tens of thousands of residents forced to leave their homes . Police said that four people may have died in the town of High River,located about 60 km south of Calgary,including a woman who was swept away with her camper and a man who was seen falling from a canoe in the swollen Highwood River . Some 1,200 troops were helping with the evacuations . Around 100,000 people of Calgary ’ million residents were ordered to leave their homes,while munities were evacuated elsewhere in the Western Canadian province . By mid-afternoon,rivers had flooded roads and bridges,forcing many residents to flee by boat or helicopter . More than 100 millimeters ( inches) of rain has fallen in some . net 教师助手学生帮手家长朋友 . net . net 教师助手学生帮手家长朋友 . net parts of southern Alberta in just two days,and forecasters say the rain won ’ t let up until Saturday . Alberta lies to the east of the Rockies,and many parts of the province are normally very dry . But a stubborn area of high pressure in Alaska and northern Alberta has pulled a stream of moisture ( 湿气) up into southern Alberta from the United States,causing the heavy rainfall . Alberta ’ s oilfields lie to the north of the flooded areas,and energy output has not been affected . Provincial Municipal Affairs Minister Doug Griffiths said there was no threat to Alberta ’ work of oil and natural gas pipelines . Some agricultural areas were also flooded,and while crops will likely recover,they will be weaker . Pictures showed trees and debris ( 残骸) being swept down the swollen Bow River,which flows through central Calgary and reached at around 1,500 cubic meters per second overnight,more than five times the normal flow rate for this time of year . In Calgary,mayor Nenshi