问题 单项选择题 B型题

预防非溶血性发热反应应输()

A.洗涤红细胞

B.辐照红细胞

C.去白红细胞

D.冰冻红细胞

E.年轻红细胞

答案

参考答案:C

解析:此题是根据各种红细胞制剂的特点来预防输血不良反应。如果原有钾滞留的患者应输洗涤红细胞,以防高血钾症;去除红细胞中的白细胞可有效预防非溶血性发热反应;红细胞中的淋巴细胞经7射线辐照后,失去活性,可有效预防移植物抗宿主病。

阅读理解

Today, roller-skating is easy and fun. But a long time ago, it wasn’t easy at all. Before 1750, no one had any ideas of roller-skating. That changed because of a man named Joseph Merlin. He liked to make things and play the violin in his free time. Joseph Merlin was a man of ideas and dreams. People called him a dreamer.

One day Merlin was invited to a party. He was very pleased and a little excited. As the day of the party came near, Merlin began to think how to make an amazing entrance at the party. He had an idea. He thought everyone at the party would show much interest if he could skate into the room.

Merlin tried different ways to make himself roll. Finally, he decided to put two wheels under each shoe. These were the first roller skates. Merlin was proud of his invention and dreamed of arrived at the party on wheels while playing the violin.

On the night of the party Merlin rolled into the room playing his violin. Everyone was surprised to see him. There was just one problem. Merlin had no way to stop his roller skates. He rolled on and on. Suddenly, he ran into a huge mirror that was hanging on the wall. The mirror fell down, breaking into pieces. Merlin’s idea was so good that nobody forgot his special entrance for a long time. But could he find out a way to stop his roller skates?

小题1:People thought Merlin was a dreamer because he __________.

A.dreamed day and night

B.liked making things

C.was an interesting man

D.was full of strange ideas.小题2:Merlin wanted to _________, so he put wheels under his shoes.

A.play the violin well

B.arrive at the party sooner

C.be taller than the others

D.surprise the people at the party小题3:What did the writer want to tell us in the last paragraph(段落)?

A.Merlin made a lot of trouble.

B.Roller skates should be improved.

C.The people were angry with Merlin.

D.Merlin was strong enough to break the mirror into pieces.小题4:Which of the following is TRUE?

A.Nothing happened to Merlin at the party.

B.Merlin made a surprising entrance that day.

C.No one noticed Merlin when he entered the room.

D.Merlin couldn’t sleep well because he dreamed a lot.

选择题