如图X表示人体某内脏器官，a代表流入该器官的血液，b代表流出该器官的血液，以下说法不正确的是（  ）

将下列陈述句改成反问句

①我的心绷紧紧的，这无法忍受。

②这潮湿冰冷的地面不能睡。

①坚持合作共赢理念，推动中阿双方共同发展

②制定外交政策以各国的共同利益为出发点落脚点

③顺应时代潮流，秉承和平共处五项原则的基本立场

④把维护世界和平，促进共同发展作为外交政策的宗旨

    Zhang Lin is a middle school student. He is a good boy. Uncle Wu lives next to him. Uncle Wu has no child and can't see anything. He works in the factory (工厂) near Zhang Lin's school. He goes to work at 7:30 in the morning and comes home at 4:30 in the afternoon. Zhang Lin walks to school at 8:00 in the morning and comes home at the same time as Uncle Wu in the afternoon. On weekdays Zhang Lin gets up early to take Uncle Wu to the factory. After school he takes him home. On Sundays Zhang Lin helps Uncle Wu clean the house and do some cooking. Uncle Wu thanks Zhang Lin very much. He says, “Zhang Lin is a good boy. He is like my son.”