问题 单项选择题 A1型题

氢氰酸中毒时动物血液呈()。

A.黑色

B.黄色

C.鲜红色

D.酱油色

E.暗红色

答案

参考答案:C

解析:氢氰酸中毒是指动物采食富含氰苷的饲料引起的一种中毒病。发病原因是木薯、高粱及玉米的薪鲜幼苗、亚麻子、豆类、蔷薇科植物中含有氰糖苷。临诊上以呼吸困难、血液鲜红、肌肉震颤、全身惊厥等组织性缺氧为特征。因此,氢氰酸中毒时动物血液呈鲜红色。

完形填空

阅读匹配 阅读材料,根据每段内容从A 至F中选出恰当的匹配内容。(共5小题,计10分)

小题1:No Bollywood movie is thought complete without a few songs and dances. In fact, music is an    important part of Bollywood movies. Even a bad movie can still do well if the music is good.

小题2:Several Asian hospitals are doing experiments with tele-medicine. Tele-medicine is a technology that allows doctors to "see" patients without them being in the same place.

小题3:Failure is what often happens. It is everywhere in our life. Students may fail in exams, scientists may fail in their research work, and players may fail in competitions. 

小题4:The summer holiday is coming, which can be a relaxing time for sleeping, eating good meals and seeing old friends. Try to take some time off from school and spend a few weeks of fun.

小题5:I played a country girl in my last movie. I had to live in a small village with the other actors for part of the winter. To help me play a country girl better, I even walked a few miles sometimes to get water, as there was none in the houses. 

A.Jessica can sing many songs but this time in the movie she acts as a country girl.

B.Pierre will graduate from a medical university and he wants to know much about medical science.

C.Alicia is from America. She is in high school. She is a fun, energetic person.

D.Max is a music lover. Especially he loves music in movies.E. Sophia failed in the last exam. What will she do ?

F. Jefferson is a super tour guide. He can help people know where to visit.

单项选择题