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问题 单项选择题

丙基硫氧嘧啶

A．抑制甲状腺激素生物合成
B．首先抑制甲状腺激素释放，也抑制其合成
C．抑制甲状腺激素生物合成，并阻抑外周组织T4转换成T3
D．阻抑T4转换成T3
E．破坏甲状腺腺泡上皮细胞及使甲状腺内淋巴细胞产生抗体减少

答案

参考答案：C

单项选择题

八股文是古代的一种文体，在封建时代用于科举考试。它必须“代圣人立言”，在形式上也必须遵守一些死板的 ______。1905年，清政府宣布废止科举考试制度，八股文随之失去它的实际效用；新文化运动兴起时，它作为封建旧文化的象征之一，受到严厉 ______；随着时间的推移，自然成了无人肯说的 ______话题。
填入划横线部分最恰当的一项是：

A．限定 抨击 生僻
B．限制 批评 生僻
C．限制 批评 冷僻
D．限定 抨击 冷僻
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填空题

Questions


·Read the following passage and choose the best word for each space.
Do you want to send an e-mail message to the White House
Good luck.
In the past, (26) President Bush — or at least those assigned to read his mail — what was (27) your mind it was necessary only to sit down at a personal computer connected to the lnternet and (28) a note to president@ whitehouse.gov.
But this week, Tom Matzzie, an online organizer with the A.F.L.-C.I.O., discovered that (29) with the White House had become a bit more (30) . When Mr. Matzzie sent an e-mail protesting (31) a Bush administration policy, the message was bounced back With an automated reply, saying he had to send it again in a new way.
Under a system (32) on the White House Website (33) the first time last week, those who want to send a message to President Bush must now (34) as many as nine Web pages and (35) a detailed form that starts by asking whether the message sender supports White House policy (36) differs with it.
The white House says the new e-mail system is an effort to be more responsive (37) the public and offer the administration "real time" access (38) citizen comments.
Completing a message to the president also requires (39) a subject from the provided list, then entering a full name, organization, address and e-mail address. (40) the message is sent, the writer must wait for an automated response (41) his message, (42) whether the addressee intended to send the message. The message is delivered to the White House only after the person using that e-mail address (43) it.
"Over (44) , it’s a very cumbersome process," said Jakob Nielsen, an authority on Web design. "It’s probably designed deliberately to (45) on their e-mail.\

A. confirms B. verifiesC. confines D. confesses
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