皮皮学，免费搜题
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【单选题】
纸色谱属于A.
气相色谱
B.
吸附色谱
C.
离子交换色谱
D.
分配色谱
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举一反三
【单选题】We’d like to make an with your manager to further discuss the contract.
A.
opportunity
B.
influence
C.
appointment
D.
experiment
【简答题】Nowadays with the help of GPS cell phones, parents can, from a distance, track their children’s ____________
【单选题】We’d like to make an _____ with your manager to further discuss the contract.
A.
opportunity
B.
influence
C.
appointment
D.
experiment
【单选题】Nowadays with the development of science, more and more new technology_______to the fields of IT
A.
15. Nowadays with the development of science, more and more new technology_______to the fields of IT. A．has introduced
B.
was introduced
C.
will introduce
D.
is being introduced
【单选题】关于 return 语句,以下选项描述正确的是:
A.
函数必须有一个 return 语句
B.
函数中最多只有一个 return 语句
C.
return 只能返回一个值
D.
函数可以没有 return 语句
【单选题】Nowadays with the development of science, more and more new technology____ to the fields of IT.
A.
has introduced
B.
was introduced
C.
will introduce
D.
is being introduced
【单选题】Nowadays with the ever rapid development and increasing popularity of the__________, shopping on the internet has been a fashion especially among the youngsters.
A.
information technology
B.
knowledge
C.
skill
D.
online shopping
【单选题】We’d like to make an with your manager to further discuss the contract.
A.
opportunity
B.
influence
C.
appointment
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