日常卫生检查（） A.事先监督检查 B.事后监督检查 C.预防性卫生监督 D.定期监

下列句子中没有语病的一项是：（       ）(2分)

A．据报道,在芬兰,有18%的中学生每天花一两个小时,单纯为了享受阅读的乐趣而阅读。

B．北京奥运会组委会召开新闻发布会,举办第一届奥运歌曲征集活动。

C．我们来到省搏物馆, 看到那些琳琅满目的艺术珍品，无不使人感到自豪。

D．随着三峡大坝主体工程的完工,世界最大的水利枢纽工程提前两年发挥防洪、发电和航运。

关于肌上皮细胞的描述，不正确的是（）。

A.又称篮细胞

B.胞内含肌微丝

C.胞内含肌动蛋白

D.胞内不含ATP酶

E.胞核大而扁

工业上高温煅烧含碳酸钙90%的石灰石（杂质高温不分解），可制得氧化钙和二氧化碳．如果要制取5.6t的氧化钙，需要石灰石多少吨？

Pharming is a scamming practice in which malicious code is installed on a personal computer or server, misdirecting users to ___29___ Web sites without their knowledge or consent. Pharming has been called "phishing without a lure".

In phishing, the perpetrator sends out legitimate-___30___ e-mails, appearing to come from some of the Web’s most popular sites, in an effort to obtain personal and financial information from individual recipients. But in pharming, larger numbers of computer users can be ___31___ because it is not necessary to target individuals one by one and no conscious action is required on the part of the victim.In one form of pharming attack, code sent in an e-mail modifies local host files on a personal computer. The host files convert URLs into the number strings that the computer uses to access Web sites. A computer with a compromised host file will go to the fake Web site even if a user types in the correct Internet address or clicks on an affected ___32___ entry. Some spyware removal programs can correct the corruption, but it frequently recurs unless the user changes browsing ___33___

33（）

A. habits signature     

B. manageability

C. efficiency

D. address

谷胱甘肽能够有效地消除自由基，防止自由基对机体的侵害。( )