如图，将某物体分别放在甲、乙两液体中静止，它两次所受的浮力的大小关系(   )

下列词语中划线的字，每对读音都不相同的一项是(    )

中国戏曲、希腊悲喜剧和印度梵剧，并称世界三大古老的戏剧文化。古希腊戏剧繁荣于公元前六世纪末至前四世纪初，中国戏曲到十二世纪末也走向了成熟。其共同原因是(   )

    Last year Jeff left school. He came to Guangzhou to find a 1. He went to one company after another company. But no one wanted him. Then he had 2 money. He had to go back to his small town. 3 he came to the station. He 4 very sad and tired. It was very late at night and the station was 5 of people. They were waiting to buy tickets of the last train. He bought the 6 ticket, so he was very happy.

    At that time, a woman 7 a crying baby walked to him. She asked him to 8 her the ticket. He gave her the ticket. He thought they needed it more than he. After the train left, he sat on the bench and didn't know 9 to go. Just then an old man came and said, "Young man, I saw what you did to help the woman. I have a big company. I need a good young man like you. Would you like to 10for me?"

如图是某学生绘制的实验室蒸馏石油的装置图：