问题
单项选择题 B1型题
糖异生的主要器官是（）
A.胞浆
B.肝脏
C.乳腺
D.线粒体
E.肾脏
答案
参考答案：B
解析：糖的有氧氧化可分为两个阶段，第一阶段是胞浆反应阶段，第二阶段是线粒体中的反应阶段；肝脏是糖异生的主要器官，在长期饥饿、酸中毒时肾脏的糖异生作用加强；磷酸戊糖途径在胞浆中进行，存在于肝脏、乳腺和红细胞等组织中。
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糖异生的主要器官是（）
A.胞浆
B.肝脏
C.乳腺
D.线粒体
E.肾脏
参考答案：B
解析：糖的有氧氧化可分为两个阶段，第一阶段是胞浆反应阶段，第二阶段是线粒体中的反应阶段；肝脏是糖异生的主要器官，在长期饥饿、酸中毒时肾脏的糖异生作用加强；磷酸戊糖途径在胞浆中进行，存在于肝脏、乳腺和红细胞等组织中。
完形填空 (共20小题；每小题1分，满分20分) 阅读下面短文，从短文后各题所给的四个选项（A、B、C、D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。  I live in Albuquerque and I used to give much money to the homeless around, feeling sorry for their misfortune. But later I became a single mom with no home, a huge 36 and hardly any income. 37 , I stopped giving and became very bitter. Several years later, things started to 38 . I became 39 enough to have a home, and 40 a backyard, and I started to pull myself out of debt. One day we saw a homeless person with the 41 , “Will work for food.” I 42 . My daughter asked why I no longer helped the people in 43 . I replied, “Honey, they just use that money for 44 or other bad things.” She didn’t respond. But when I said that, it didn’t feel right. Three days later, I was 45 to pick up my daughter from school. A man was standing on the corner and something deep inside 46 me to help him. So I stopped my car, and he ran over with enthusiasm. He said, “God bless you, I only need 77 cents.” I 47 into my ashtray and 48 enough, there sat three quarters and two pennies. Greatly shocked by this 49 , I gave him all the money in the ashtray. He 50 with joy and tears in his eyes, “You just made it 51 for me to see my mom for Christmas! The bus offering this great sale is 52 right away!” It was a moment I’ll never forget. I think that man won’t forget it either, but I was the one who got the best __53__ in life – giving. It also 54 me that nothing is a coincidence, 55 everything has meaning.
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