论文部分内容阅读
<正> 改写句子:在每句的空白处填适当的词,使其意与上句相同。 1.The Great Wall has a history of over twentycenturies。 The Great Wall is__ __two thousand years__. 2.To keep the enemy out of his empire,EmperorQin Shi Huang had all the walls joined up. Emperor Qin Shi Huang had all