压力容器按承受压力高低分为（）A.三个等级 B.四个等级 C.五个等级

A young woman was driving through the lonely countryside. It was dark and rainy. Suddenly she saw an old woman by the side of the road, holding up her hand as if she wanted a lift(搭便车).

"I can't leave her out in this weather," the young woman said to herself. She stopped the car and opened the door.

"Do you want a lift?" she asked. The old woman nodded(点头) and climbed into the car. After a while, she said to the old woman, “Have you been waiting a long time?" The old woman shook (摇晃) her head. "Strange!" thought the woman. She tried again. "Bad weather for the time of year," she said. The old woman nodded.  Then the young woman noticed the old woman's hands, which were large and hairy(多毛的). Suddenly she realized that "she" was a man! She was frightened at first. Then she stopped the car. "I can't see out of the rear screen(挡风玻璃) ,"she said. "Would you mind cleaning it for me?"

"The old woman" nodded and opened the door. As soon as "she" was out of the car, the frightened young woman drove off as fast as she could.

When she got to the next village, she stopped. She noticed "the old woman" had left "her" handbag behind. She picked it up and opened it. Inside was a gun(枪)

小题1:When the young woman talked with "her", "the old woman" only nodded or shook "her" head because "she"_______.

A．didn't want the young woman to hear "her" voice

B．didn't want to trouble the young woman any more

C．was so tired that "she" didn't want to talk with her

D．wondered if the young woman had seen "her" hands小题2: How did the young woman find “she” was a man?

A．The young woman hared her "voice"

B．The young woman saw a gun in the handbag

C．The young woman noticed the old woman’s hands were big and fairy

D．The young woman had never seen "the old woman"小题3:The young woman asked "the old woman" to clean the rear screen in order to________

A．see more clearly

B．drive fast and well

C．make "her" speak

D．throw "her" out小题4:From the story we can see that the young woman was______.

A．kind and clever

B．beautiful and bright

C．foolish and shy

D．strong and helpful小题5:What do you think "the old woman" was________.

A．A policeman.

B．A basketball player.

C．A robber

D．A poor villager

人参具有的功效有哪些（）。

A.大补元气

B.补脾益肺

C.补气升阳

D.生津

E.安神益智

分子式为C₄H₈Cl₂的有机物，分子中含2个甲基的同分异构体有(不含立体异构)（  ）

A．3种

B．4种

C．5种

D．6种

男性，52岁，4年来因心律失常长期用乙胺碘呋酮，近期出现消瘦、便频、手抖，临床诊断为碘甲亢。

下述哪项检查结果是错误的（）

A.甲状腺吸¹³¹Ⅰ率升高

B.甲状腺肿大不明显，质地硬

C.sTSH降低

D.FT₄明显升高，FT₃正常或略升高

E.TSAb阴性

符合MDS的是

A．血间接胆红素增高、贫血、网织红细胞增高
B．血间接胆红素增高、贫血、网织红细胞正常或减低
C．血间接胆红素增高、无贫血、网织红细胞正常
D．血间接胆红素正常、贫血、网织红细胞减低