关于血管瘤的描述，下列错误的是 A．海绵状血管瘤大多数为静脉构成 B．海绵状血管瘤应

对于漫画中所反映的电子游戏这一娱乐项目，一些人有下面说法，你认为正确的是 [ ]

①电子游戏集多种技术和众多学科知识于一体，对于开发人的智力是有一定好处的

②电子游戏让人沉迷其中，只有坏处，没有好处

③电子游戏只能适当地玩一玩，决不能沉迷于此

④电子游戏能够丰富我们的学习、交友活 动，不应该加以限制

A．①②

B．③④

C．①③

D．②④

用括号内所给单词的适当形式填空。

1. Soon the poor family received a lot of money and clothes from many ________ (charity).

2. He can do ________ (well) in math than before.

3. Do you know the ________ (mean) of this word?

4. We need time and ________ (free) to relax ourselves.

5. What ________ (happen) in the world in l 00 years?

根据我国合同法规定，甲公司与乙融资租赁公司签订了融资租赁合同，那么乙公司的下列行为不属于违约行为的有：( )。

A．出卖人不履行买卖合同义务，甲公司行使索赔权，但乙公司以业务繁忙为由，不愿协助的

B．根据甲公司对出卖人、租赁物的选择订立的买卖合同，未经甲公司同意，乙公司变更与甲公司有关的合同内容的

C．甲公司自行确定租赁物，乙公司对租赁物的选择未进行干预，但租赁物不符合使用目的的

D．乙公司不履行租赁物的维修义务的

Looking back on my childhood, I am convinced (1) naturalists are born and not made. Although we were all brought (2) in the same way, my brothers and sisters soon gave up their pressed flowers and insects. (3) them, I had no ear (4) music and languages, I was not an early reader and I could not do mental arithmetic.Before World War I we (5) our summer holidays in Hungary. I have only the memory of the house we lived (6) , of my room and my toys. I can hardly (7) clearly the large family of grandparents, aunts, uncles and cousins who gathered (8) door. But I do have a clear memory of the dogs, the farm (9) , the local birds and, (10) all, the insects.I am a (11) , not a scientist. I have a p (12) of the natural world, and my enthusiasm has led me into varied investigation. I love discussing my favorite topics and enjoy (13)  the midnight oil  (14)  reading about other people’s observations and discoveries. Then  (15)  happens that brings these observations together  (16)  my conscious mind. Suddenly you fancy (想象), you see the answer  (17)  the riddle, and books, of which some might honor with the title of scientific research.But curiosity, a keen eye, a good memory and enjoyment of the animal and plant world do not make a scientist; one of the outstanding and essential  (18)  required is self-discipline, a quality I lack. A scientist requires not only  (19)  but also hard training, determination and a goal. A scientist, up to a point, can be made. A naturalist is  (20) . If you can combine the two, you get the best of both worlds.

第（2）空应选择（）

A．out

B．about

C．up

D．back

筛分析法所需要的仪器设备有（）。

A.标准筛

B.烘箱

C.量筒

D.天平

E.烧杯

F.温度计