问卷调查中的主观上的障碍主要是由于被调查者（）引起的 A.能力问题 B.条件问题 C

在过去的10年中建造的住房被发现含有比老房子中平均来讲程度高得多的室内空气污染。新房子中空气污染程度较高的原因在于，这些房子被建在旧垃圾场或汽车排放物严重的地区附近。
以下哪项，如果为真，将对上述的解释提出最严重的质疑

A．许多新房子建造时带有空气过滤系统，可以把室内产生的房屋污染物去掉。
B．对烟囱排放物的标准的放松导致了家中空气污染水平的上升。
C．建造在僻静的乡村地区的新房子受空气污染物影响相对较少。
D．温暖的气候环境会减慢空气流动，从而使污染聚集在其源头。
E．压制板——一种新的现在常用于建造房子的便宜的胶合板替代物——把污染性的甲醛放射到屋子里。

《全国临床检验操作规程》推荐的血细胞染色法是（）。

A.瑞氏染色

B.吉姆萨染色

C.巴氏染色

D.HE染色

E.瑞-吉复合染色

将一个容器panel1放到容器frame1中的方法是

A．framinsert(panel1)”

B．framadd(panel1)

C．framadd Panel(panel1)

D．frameinsertJPanel(panel1)

关于增生型边缘性颌骨骨髓炎的病理组织学表现，以下哪项是错误的

A．少量新骨形成
B．骨膜反应活跃
C．骨密质增生
D．骨松质深解破坏
E．以上都不是

Both Writewell and Express provide round-the-clock telephone assistance to any customer who uses their word-processing software. Since customers only call the hot lines when they find the software difficult to use, and the Writewell hot line receives four times as many calls as the Express hot line, Writewell’s word-processing software must be more difficult to use than Express’s.
Which of the following, if true, most strengthens the argument above

A．Calls to the Express hot line are almost twice as long, on average, as are calls to the Writewell hot line.

B．Express had three times the number of word-processing software customers that Writewell has.

C．Express receives twice as many letters of complaint about its word-processing software as Writewell receives about its word-processing software.

D．The number of calls received by each of the two hot lines has been gradually increasing.

E．(E) The Writewell hot-line number is more widely publicized than the Express hot-line number.