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【简答题】
Suppose a scientist isolates a bacterial species that is 1 of the 4 species used in Experiment 1. She adds the species to sucrose broth and observes that neither acid nor CO2 is produced. She then adds the species to lactose broth and observes that both acid and CO2 are produced.Based on the results of Experiment 1, the species is most likely: A.Species A. B.Species B. C.Species C. D.Species D.
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参考答案:
举一反三
【单选题】关于妊娠期子宫的变化描述正确的是
A.
子宫明显增大变硬
B.
宫腔容积由非妊娠时的5ml增至足月妊娠时的500ml
C.
孕12~14周起,子宫开始有不规则疼痛性收缩
D.
子宫峡部随妊娠进展逐渐拉长变薄
E.
宫颈“黏液栓”消失
【单选题】Tom didn ’ t like the new teacher, and _____.
A.
neither I did
B.
neither did I
C.
I didn ’ t too
D.
I didn ’ t neither
【单选题】When he was a little boy, _______.
A.
Mark didn't like Tom.
B.
Mark always played catch with Tom.
C.
Mark didn't want to be a good player like Tom.
D.
Mark was very good at catching Tom's basketball.
【单选题】现代建筑中大量运用不锈钢、玻璃、铝合金、塑料等新材料,其中属于有机合成材料的是(  )
A.
不锈钢
B.
玻璃
C.
铝合金
D.
塑料
【单选题】We can learn from this passage that Tom ________.
A.
was very poor
B.
didn't like the biscuits
C.
walked to work every morning
D.
compared the two girls carefully
【单选题】Tom is a true friend, _____ I didn't like him at the _____. [     ]
A.
but; beginning
B.
or; and
C.
and; end
D.
and; beginning
【多选题】存款人下列事项的变更,需于 5 个工作日内书面通知开户银行并提供相关证明,及时办理变更手续的为( )
A.
名称改变
B.
法定负责人变更
C.
住址变更
D.
改变开户银行
【单选题】关于妊娠期子宫的变化,不正确的是
A.
子宫体肌纤维肥大变长
B.
间质血管、淋巴管增生
C.
孕足月时其重量增至1000~1200g
D.
孕足月是容积达5000ml
E.
子宫位置常有不同程度左旋
【单选题】Tom is a true friend, __________ I didn't like him at the __________. [     ]
A.
but; beginning
B.
or; end
C.
and; end
D.
and; beginning
【单选题】紫外光谱分析中所用比色皿是( )。
A.
玻璃材料的
B.
石英材料的
C.
萤石材料的
D.
陶瓷材料的
E.
不锈钢材料的
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