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问题 单项选择题

肠阿米巴病的病变性质为

A．变质性炎
B．坏死性炎
C．化脓性炎
D．纤维素性炎

答案

参考答案：A

解析：流行性脑膜脊髓炎是由脑膜炎双球菌感染引起的脑脊髓膜的急性化脓性炎症。肠阿米巴病是由溶组织阿米巴引起的以组织溶解液化为主的变质性炎症。

多项选择题

用手摸的方法检测人民币真假时主要触摸（）等部位

A.主景人像

B.凹印手感线

C.行名

D.水印
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单项选择题

The trip to the Mystery Caves will take place on Sunday, 27 July. You can book your tickets in Room 188 between 2:30 p.m. and 4:00 p.m. every day. Your parents should confirm (确认) the booking by writing to us as soon as possible. You should pay for the trip before 21 July. If we do not receive your money early enough, your booking will be cancelled(取消). If the trip does not take place for any reason, your money will be paid back.
We are planning to meet outside the railway station on Black Street at 8:00 a.m. It will take us about 2 hours to get to the center of the town by train, and from there we have to catch a bus. It will take another hour to get to the Mystery Caves on the bus.
We will spend about 1 hour and a half visiting the caves (山洞), and we hope to catch the 1:30 bus to Happy Lake for some swimming. If we are late, we will have to take the 3:00 bus straight back to Black Street.

When must you pay for the ticket
[A] At any time before the trip.
[B] One week before the trip.
[C] Three days before the trip.
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