用于监控革兰染色液的阳性对照菌是()用于监控萋一尼抗酸染色液的阳性对照菌是()用于监

鼻炎的病原微生物主要是（）。

A.鼻病毒、腺病毒

B.EB病毒

C.柯萨奇病毒

D.单纯疱疹病毒、呼吸道合胞病毒

E.Norwalk病毒

评标委员会完成评标后，应当向招标人提出书面评标报告，并抄送有关行政监督部门。评标报告应当如实记载以下内容( )。

A．基本情况和数据表

B．评标委员会成员名单

C．经评审的投标人排序

D．经评审的价格或者评分比较一览表

E．符合要求的投标一览表开标记录

肺吸虫（）。

A.尾蚴经皮肤侵入，成虫不寄生于人体

B.囊蚴经口食入，成虫寄生于小肠

C.囊蚴经口食入，童虫随血行移行

D.囊蚴经口食入，童虫经腹腔至胸腔移行

E.尾蚴经皮肤侵入，成虫寄生于门脉系统

For each blank, choose the best answer from the four choices and write down on the answer sheet.

(66) is a one-way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string.

(67) is a protocol that most USENET machines now use it to allow news articles to propagate from one machine to another over a reliable connection.

(68) is an approach preferred by cable TV providers. In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable.

(69) is a device used to connect two separate network that use different communication protocol.

(70) is a digital-to-digital polar encoding method in which the signal level is always either positive or negative.

68（）

A．ADSL

B．FTTC

C．HFC

D．FTTH

在布雷顿森林体系下，第二次大规模的美元危机是（）年爆发的。

A.1967

B.1968

C.1969

D.1970