患儿女，7岁，来自我国西南。先有精神萎靡、嗜睡、纳呆，经1～2

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问题单项选择题 B1型题

患儿女，7岁，来自我国西南。先有精神萎靡、嗜睡、纳呆，经1～2周后出现呼吸急促，颜面水肿。心左界扩大，心率160次／分，律齐，第一心音低钝，并有奔马律，肝肋下4cm，轻压痛。心电图示低电压，ST段压低2mm，T波低平，X线示心脏呈球形扩大，临床诊断为克山病。其发作的主要临床特点为

A.心源性休克

B.慢性充血性心力衰竭

C.急性充血性心力衰竭

D.心源性脑缺氧

E.急性肺水肿

答案

参考答案：B

听力题

Complete the sentences with the given words in their suitable forms

小题1: Climb up to the _____ floor, and you can enjoy a better view. ( eleven )

小题2: _____, Grace made up her mind to live abroad with her daughter. ( final )

小题3:It is a very _____ book for language learners to improve writing skills. ( use )

小题4: Don't worry about your son. He is old enough to be independent and live by _____. ( he )

小题5:The movie Kungfu panda 11 is sure to _____ a large number of teenagers. ( attractive )

小题6: If you don’t go on a diet, it is _____ for you to lose weight. ( possible )

小题7: The local people had to move away because of the serious _____ . ( pollute )

小题8:The great _____ gave his first show in Shanghai and the tickets sold out in minutes. (art)

填空题案例分析题

在一个阳光明媚的小岛上，树木杂草茂盛，树上栖息着小益鸟和猫头鹰，地面上有田鼠、青蛙和蛇，此外还有昆虫、细菌和真菌等。

该食物网中昆虫和小益鸟的种间关系是（）。