题目内容

We need to ensure that every ______ threat or barrier to the new way of communication is removed.

A. secret
B. feasible
C. doubtful
D. potential

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Scientific ______ is an important driving force for industrial revolution.

A. motivation
B. creation
C. innovation
D. operation

The new smartphone is expected to ______ its debut at tonight’s launch event.

A. have
B. launch
C. make
D. perform

With the help of data analysis, Internet marketing comes with ______ force and changes the entire retailing industry.

A. irrational
B. irresistible
C. impractical
D. inaccessible

There are of course many ways to ______these arguments.

A. refuse
B. resist
C. refrain
D. reject

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