问题 单项选择题 B型题

大肠埃希菌感染是()

A.肾盂肾炎的常见病因

B.酸中毒大呼吸

C.陈-施呼吸

D.主动脉瓣关闭不全

E.再生障碍性贫血

答案

参考答案:A

解析:1.脉搏骤起骤落,急促有力。见于主动脉瓣关闭不全、甲状腺功能亢进等使脉压增大的疾病。 2.再生障碍性贫血的血象呈正细胞贫血,全血细胞减少。 3.潮式呼吸(陈-施呼吸),呼吸由浅慢逐渐变为深快,达到最大强度后,呼吸再由深快变为浅慢,继之呼吸暂停数秒钟。 4.肾盂肾炎主要是由细菌引起的肾盂肾盏和肾实质的感染性炎症。致病菌以大肠埃希菌最为多见,其次为副大肠埃希菌、变形杆菌等。

改错题

短文改错。

Last winter vacation,some of my classmates decide to

                                                            1._________

travel with their friends, while I chose to take part-time

job                                                        2._________

to gain experience and earn some money. I learn from

my                                                         3._________

teacher that a nearby company was looking after students

                                                             4.__________

with good handwriting to write addresses on envelope. The

                                                              5._________

pay were 10 cents per envelope. I headed for the company,

                                                             6.__________

feeling sure l would easy finish 300 envelopes in five hours

and                                                       7._________

to earn the money. Actually,I only finished 200. Now, I

                                                             8.__________

fully understand how hard is to earn money. Getting out

                                                             9.__________

of the classroom is indeed necessary for we all.

                                                              10._________

名词解释