大多数人在24小时内需要()小时睡眠.A.6 B.7 C.8 D.9

题型:单项选择题

问题:

大多数人在24小时内需要()小时睡眠.

A.6

B.7

C.8

D.9

考点:民用航空器维修执照考试M9飞行人为因素M9飞行人为因素题库
题型:单项选择题

书面表达。

                                       Does the bird know English?

     Dick's parents work in China. They couldn't leave the boy in Canada by himself and brought the

boy to Beijing four years ago . The boy began to study in a school last year and made friends with some

Chinese children . He's friendly to them and they like him . They often talk in Chinese and he often

teaches his friends some English .

     One Sunday Dick and his friends went to a forest to catch some birds . It was fine that day and they

saw a lot of flowers there . The children enjoyed themselves . Suddenly (突然) Dick saw a bird in a tree.

he wanted to tell him friends about it , but he was afraid it could hear him . He though for a while and

called out in English, "Look ! There's a bird in that short tree !"

     The bird heard him and flew away .

     "How clever your bird is! " said the boy . "It knows some English, too ! "

1. Dick began to study in Beijing because ______.

A. he was born in China.

B. he knows some Chinese

C. his parents work in China

D. he has some friends in China

2. His friends like Dick because ______.

A. he's friendly to them

B. he teaches them English

C. they can talk in Chinese

D. he often helps them

3. The children enjoyed themselves ______ that day.

A. at school

B. at home

C. in the park

D. in the forest

4. ______, so he told his friends in English .

A. Dick forgot to spell the word "bird" in Chinese.

B. Dick thought the bird only knew Chinese.

C. Dick hoped to frighten (吓唬) the bird away.

D. Dick wanted to catch the bird by himself.

5. Which of the following is right ?

A. The bird knew some English, too.  

B. Dick's cry frightened the bird away.

C. The Chinese bird was very clever.  

D. Dick wanted to help the bird fly away.

题型:单项选择题
不定项选择
下列有关熵与环境和熵与信息的说法正确的是(   )
A.交通拥挤和堵塞造成的道路混乱,说明熵在增加

B.电磁波辐射造成污染,说明熵在减少

C.信息量多,熵较大

D.信息量少,熵较大

题型:单项选择题

构成微循环结构的不包括()

A.微动脉

B.中间微动脉

C.微静脉

D.淋巴管

E.小静脉

题型:单项选择题

[复合型非选择题]男患,35岁,面部疖肿挤压后出现发热、视物双影、右眼睁眼费力5天来诊。查体:右侧球结膜水肿、眼球突出,右侧眼睑下垂、眼球运动固定、瞳孔扩大、光反射(-),角膜反射(-)眼底可见视 * * 水肿

为明确诊断,首选的检查为()

A.脑电图

B.头颅MRI

C.头颅X线片

D.经颅彩色超声多普勒

E.SPECT

题型:单项选择题

中职卡为全国性认同卡。

A、正确

B、错误

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