接头拦截面访的缺点之一是（）。 A.问卷长度比较长 B.费用比较_爱下问搜题

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问题单项选择题

接头拦截面访的缺点之一是（）。

A.问卷长度比较长

B.费用比较高

C.效率不高

D.搜集的数据对总体的代表性不强

答案

参考答案：D

选择题

皮肤烧伤的病人经常并发严重感染，这是因为（　　）

A．作为人体第一道防线的皮肤失去防御功能

B．皮肤没有免疫功能

C．细菌和病毒伤害了皮肤，使其失去免疫功能

D．高温把免疫细胞都烧死了

完形填空

As she walked round the large shop, Edith realized how difficult it was to choose a suitable Christmas 16 for her father.
She 17 that he were as easy to please as her mother, who was 18 satisfied with perfume(香水). 19, shopping at this time of the year was not a most 20 job. People 21 on your feet, pushed you with their shoulders and almost 22 you over in their hurry in order to 23 something cheap ahead of you.
Partly to have a rest, Edith paused in front of a counter, where some beautiful ties were on 24. "They are 25 silk," the shop assistant told her with a smile trying to 26 her to buy one. But Edith knew from past 27 that her choice of ties hardly ever pleased her father.
She moved on slowly and then, quite by chance, 28 where a small crowd of men had gathered round a counter. She found some fine pipes on sale and the 29 were very beautiful. Edith did not hesitate for long, although her father 30 smoked a pipe once in a while, she believed this was 31 to please him.
When she got home, with her small but 32 present hidden in her handbag, it was time for supper and her parents were already 33 table. Her mother was in great 34. "Your father has at last decided to stop smoking," she told her daughter happily. Edith was so 35 that she could not say a single word.

B．Fortunately

D．satisfactory

B．well-chosen

D．disappointment