问题
判断题
生油气层是有机物堆积、保存并转化成油、气的岩层。
答案
参考答案：对
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生油气层是有机物堆积、保存并转化成油、气的岩层。
参考答案：对
| 阅读短文，根据上下文意思，将方框中的句子还原到短文中适当位置。 | |
| It was March 15, 2010. We went to Li Jiang's home and took part in her birthday party. 1______ Some hung up colourful lights in the room. Some put candles on a big cake. Everyone brought her a present. But all the presents were not opened at the time. 2______ When her mother came back, the party started. First,some girls sang pop songs and danced together. 3______ Everyone laughed happily. Then, Li Jiang did some magic for us. 4______ The happiest things were that we blew out candles and ate the cake together. We all expressed our best wishes to her. Finally, we helped her open the presents. All kinds of toys appeared in front of us! Li Jiang was very happy that day and so were we.
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