问题
填空题
裂隙岩体坝基的防渗减压措施有_____、______、______和斜墙铺盖等措施。
答案
参考答案：灌浆帷幕、排水孔、防渗井
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裂隙岩体坝基的防渗减压措施有_____、______、______和斜墙铺盖等措施。
参考答案：灌浆帷幕、排水孔、防渗井
| 阅读理解。 | |
and friends get together for a dinner. Thanksgiving Day began in 1621. When the first English settlers (殖民者，移民者) reached the New World (新大陆), they did not have enough food. But the American Indians helped the white men and taught them how to farm (种田、种植). In autumn after the English settlers came to America, they had a good harvest (收成，收获). They were so happy. They thanked Indian friends for their help and thanked God. As far as family reunion (团圆，重聚),Thanksgiving Day is even more important than Christmas or New Year's Eve to most Americans. 根据短文内容，判断句子正(T)误(F)。 ( ) 1. If November lst is Monday, Thanksgiving Day is November 18th. ( ) 2. In the passage, the American Indians were very friendly. ( ) 3. When the first English settlers reached America, they had a hard time. ( ) 4. Thanksgiving Day thanks for food. ( ) 5. To most Americans, Thanksgiving Day is more important than Christmas. |