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搜题
【单选题】
According to Yu Guangzhou, what will China’s customs authority contribute to the cross-border e-commerce?
A.
1
B.
2
C.
3
D.
4
E.
5
F.
6
G.
7
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举一反三
【简答题】简述种子商品的特点。
【判断题】A transformer is an electricl component that converts AC electricity from one voltage to anther with little loss of power.
A.
正确
B.
错误
【简答题】What is genetic susceptibility ?
【单选题】人体内嘌呤核苷酸分解代谢的终产物是:
A.
尿素
B.
尿囊酸
C.
尿酸
D.
尿囊素
【单选题】What does the sentence “The genetic genie is out of the bottle” mean? ______
A.
The genetic genie is out of the bottle that confines it.
B.
Genetically modified foods are already very much a part of our lives.
C.
The genetic genie brings a lot of damage to human beings.
D.
There are clearly some very real issues about genetically modified foods that need to be resolved.
【判断题】人体内嘌呤核苷酸分解代谢的最终产物是尿酸,与其生成有关的重要酶是黄嘌呤氧化酶。()
A.
正确
B.
错误
【判断题】白血病化疗期间应多饮水,并注意酸化尿液。
A.
正确
B.
错误
【判断题】白血病化疗期间应多饮水,并注意酸化尿液。
A.
正确
B.
错误
【单选题】What is the author's purpose of writing the passage?
A.
To show the way genetic testing works.
B.
To indicate the relation between genes and Huntington's disease.
C.
To reveal the influence of environmental factors on genes.
D.
To introduce genetic testing and its functions.
【单选题】A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
A.
变压器是一种电气设备,通过电磁感应在两个或多个电路之间传输电能。
B.
变压器是一种电气设备,通过电路能够产生两个或多个电磁感应现象。
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