unit 5 canada——“the true north”
导读：加拿大是一个移民国家，也是一个多元文化国家，地大物博。加拿大被称为枫叶之国，其环境优美，自然风光别具魅力。青山秀水在四季的轮转中显出迷人的风采，吸引着八方来客，让人流连忘返。其宜人的气候、丰富的资源、令人神往的自然景观，适合人类生存和居住。
the second largest country in area after russia, canada has coastlines on the atlantic, arctic and pacific oceans, giving it the longest coastline of any country. in area, canada is slightly larger than the united states, but has only 11 percent as many people. it is agriculturally poor with few people but rich in mineral deposits and forests. the canadian shield(防护带) stretches from the arctic to the great lakes and labrador, cutting the c
