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问题 选择题

2011年11月3日凌晨，天宫一号顺利实现与神州八号飞船的对接任务，中国也由此成为世界上第三个自主掌握空间交会对接技术的国家，说明了：

①每一项伟大事业的成功无不取决于团结合作

②合作能帮助我们克服一切困难

③合作是一种力量，合作有助于事业的成功

④依靠集体的团结能够战胜个人无法战胜的困难

A．①③④

B．①②③

C．①②④

D．②③④

答案

答案：A

单项选择题

I was a single parent of four small children, working at a low paid job. Money was always tight, but we had a (1) over our heads, food on the table, clothes on our backs, and if not a lot, always (2) . Not knowing we were poor, my kids just thought I was (3) . I’ve always been glad about that.
It was Christmas time, and although there wasn’t (4) for a lot of gifts, we planned to celebrate with a family party. But the big (5) for the kids was the fun of Christmas (6) .
They planned weeks ahead of time, asking (7) what they wanted for Christmas. Fortunately, I had saved MYM120 for (8) to share by all five of us.
The big (9) arrived. I gave each kid a twenty-dollar bill and (10) them to look for gifts of about four dollars each. Then everyone scattered. We had two hours to shop; then we would (11) back at the "Santa’s Workshop"
Driving home, everyone was in high Christmas spirits, (12) my younger daughter, Ginger, who was unusually (13) She had only one small, flat bag with a few candies—fiftycent candies I was so angry, but I didn’t say anything (14) we got home. I called her into my bedroom and closed the door, (15) to be angry again. This is what she told me.
"I was looking (16) thinking of what to buy, and I (17) to read the little cards on the ’Giving Trees’. One was for a little girl, four years old, and all she (18) for Christmas was a doll. So I took the card off the tree and (19) the doll for her. We have so much and she doesn’t have anything. "
I never felt so (20) as I did that day.

二、完形填空

A．improvement

B．problem

C．surprise

D．excitement
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单项选择题

新陈代谢的进行不仅需要酶，而且需要能量。下列关于ATP的描述正确的是（）

A.ATP分子中含有三个高能磷酸键

B.动物体内主要的储能物质是ATP

C.ATP是生命活动的直接能源物质

D.ATP在细胞内含量很多，与ADP转化很慢
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