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问题 单项选择题 A1型题

关于胰岛素的描述错误的是（）。

A.促进糖的储存和利用

B.促进葡萄糖转变为脂肪酸

C.抑胃肽对胰岛素的分泌有调节作用

D.促进脂肪和蛋白质的分解和利用

E.肾上腺素抑制胰岛素分泌

答案

参考答案：D

解析：胰岛素可促进肝脏合成脂肪酸，并转运到脂肪细胞贮存；还可抑制脂肪酶的活性，减少脂肪分解。此外，胰岛素可促进蛋白质合成，并抑制蛋白质分解和肝糖异生。

完形填空

第II卷（共35分）
第四部分：写作（共两节，满分35分）
第一节 对话填空（共10小题；每小题1分，满分10分）
阅读下面对话，掌握其大意，并根据所给字母的提示，在标有题号的右边横线上写出一个英语单词的完整、正确形式，使对话通顺。
W: Hi, Ben, Where have you been?
M: I’ve been to the library and (76)b       some English books. Why do you ask?
W: I thought you’d been to the post office. Did you find the money I left on the desk?
M: Yes, 10 dollars (77)a       . But I don’t know what it is for.
W: Didn’t you see the note I left to you with the money?
M: Note? Why note? I don’t see any note.
W: (78)R      ? It’s very strange. I left the money with a note (79)s______ I wanted you to go to the post office and get some (80)e______ and stamps for me. I also put the ink bottle on them in case they might not draw your attention.
M: I see now. Why cant’ you go and get them (81)y______? The post office is only about 30 (82)m      walk from here. We often go for a walk there after having (83)s      .
W: Of course I know how far it is from our school. I can’t go there myself because I’m very (84)b_______ doing some chemical
experiments in the lab. And what’s more, I have to prepare for my English exam. You know I failed the last one. If I can’t pass this time , a hard time will be (85)w       for me. 
 
(76)_________
(77)_________
(78)_________
(79)_________
(80)_________
(81)_________
(82)_________
(83)_________
(84)_________
(85)_________
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单项选择题

（）可在适合的条件下分化为胎儿或成体中各种类型的组织细胞。

A.精子

B.卵子

C.原始生殖组织

D.胚胎干细胞
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