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问题 单项选择题 B型题

作用于细胞核内受体（）。

A.甲状腺激素

B.胰岛素

C.生长激素

D.肾素

E.糖皮质激素

答案

参考答案：A

解析：2.细胞内受体可分为胞质受体和核受体，类固醇激素糖皮质激素属于细胞质受体。

阅读理解

Alan is a 16-year-old boy. He is the only child in his family. Alan is an American high school student. He lives in New York. Art and music are his favourite subjects(科目). He loves studying and also love sports. He usually goes swimming three or four times every week. Alan’s father works in a restaurant(饭店) near New York. He likes swimming, too. So Alan often go swimming with his uncle. Cool water always make him happy. American students are different(不同的) from us. On Saturdays, he often has parties (派对) with his friends and they always enjoy themselves. On Sundays, he usually studies at home and watches sports programs(节目). His favourite drink is Coke, but Coke is an unhealthy drink. He often eats vegetables and he often does some sports to keep healthy. (健康)

小题1:Alan’s father is a _________. .

A．teacher

B．waiter(服务员)

C．reporter（记者）

D．student小题2:Alan likes ____________________.

A．Art and music

B．singing and sports

C．studying and sports

D．A and C小题3:How many people are there in Alan’s family ?

A．1

B．3

C．4

D．5小题4:What does Alan often do on Sundays ?

A．He often go swimming with his father.

B．He often has parties with his friends.

C．He usually studies at home and watch TV.

D．He always does some sports.小题5:What’s the meaning of the underline (划线) word, “unhealthy” in the passage ?

A．不健康的

B．美味的

C．有营养的

D．受欢迎的
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单项选择题

The nurse is caring for four clients on a step-down intensive care unit. The client at the highest risk for developing nosocomial pneumonia is the one who（）

A. has a respiratory infection.

B. is intubated and on a ventilator.

C. has pleural chest tubes.

D. is receiving feedings through a jejunostomy tube.
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