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I have been keeping 41 pets at home: mice, turtles and rabbits. But golden hanmsters are my favorite. I am always surprised by 42 cute they can be. It was summer when I first 43 two golden hamsters. They 44 brown, about the size of my hand. When I 45 by, they were cracking melon seeds (嗑瓜子). They did that as 46 as any human! I was so amused (逗乐) that I bought them at once. The only one who was not happy to see the newcomers was my 47 . She thought 48 would make our home dirty all the time. So I made a 49 for them on the balcony (阳台). Hamsters always want people to look at them. They try to get noticed by raising the front part of their body, 50 they watch you come and go until you stop and talk to them. Watch out when they start to roller-turn in their cage (笼子). They won’t stop 51 you have tears of laugher! Hamsters are 52 than you think. One morning several months ago, I found one missing. The side of the cage was much 53 than the hamster and the cage had a lid. How did the little one climb up, open the lid and 54 ? I thought hard. But I’ve 55 found an answer. 小题1: A.one B.different C.three D.same 小题2: A.how B.how a C.what D.what a 小题3: A.carry B.saw C.gave D.left 小题4: A.are B.was C.were D.is 小题5: A.pass B.past C.passing D.passed 小题6: A.soon B.well C.possible D.better 小题7:. A.father B.brother C.mother D.teacher 小题8: A.they B.them C.their D.theirs 小题9: A.school B.factory C.shop D.home 小题10: A.so B.then C.just D.next 小题11: A.if B.as C.until D.whether 小题12: A.smart B.smarts C.smarter D.smartest 小题13: A.tall B.taller C.tallest D.most tallest 小题14:. A.run at B.run away C.run to D.run out of 小题15:. A.ever B.already C.sometimes D.never
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【单选题】细胞是生物体(除病毒)结构和功能的基本单位。植物细胞和动物细胞都具有的结构是
A.
细胞壁、细胞质、细胞核
B.
细胞膜、液泡、细胞核
C.
细胞膜、细胞质、细胞核
D.
细胞膜、叶绿体、细胞核
【单选题】具有完整细胞壁结构的微生物是
A.
支原体
B.
衣原体原体
C.
衣原体始体
D.
细菌L型
E.
病毒
【单选题】机帆并用的在航船舶,在夜间应显示:
A.
上红下绿环照灯
B.
舷灯、尾灯
C.
桅灯、舷灯、尾灯
D.
舷灯、尾灯,上红下绿环照灯
【简答题】细菌性痢疾的病原学
【多选题】整理商品包图片的注意事项,以下正确的有?
A.
不要抄袭其他卖家的图片,以免受到平台的处罚。
B.
要尽量有正面、侧面、背面、细节、包装等图片。
C.
图片格式为JPEG, 大小为30M以内,分辨率不低于800像素x800像素,选择正方形且尺寸统一的图片。
D.
最好传够8张图片
【单选题】下述哪一特性是病毒特有的
A.
专性细胞内寄生
B.
具有滤过性
C.
无细胞壁结构
D.
二分裂方式
E.
只含一种类型核酸
【单选题】机帆并用的在航船舶,在夜间应显示:
A.
上红下绿环照灯
B.
舷灯
C.
与机动船相同
D.
桅灯、舷灯与尾灯,不对水移动时关闭舷灯和尾灯
【简答题】细菌性痢疾的病原体属于( )
【单选题】男,58岁,最近因乏力、咳嗽、胸闷、持续低热而就诊。医院诊断结果为诊断为小细胞肺癌。小细胞肺癌中常见的扩增基因
A.
C-MYC
B.
EGF
C.
PDGF
D.
FGF
E.
IGF
【单选题】下列说法正确的一组是() ①含细胞壁结构的细胞必定为植物细胞 ②真核生物中所有细胞都具有细胞核 ③SARS病毒无核糖体 ④植物细胞必定含叶绿体 ⑤能进行光能自养的生物不一定是绿色植物
A.
③④
B.
①④
C.
③⑤
D.
②⑤
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