题目内容

They are involved in some illegal business practices to ______ their current position in the market.

A. retain
B. obtain
C. contain
D. pertain

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There are dangers in snow sports, however, which must be taken _____ of before one pursues the sport.

A. place
B. notice
C. care
D. consideration

Learning a language require time and ______ in addition to talent.

A. effort
B. work
C. pay
D. reward

Nowadays, technology is increasingly being used to _______ what people are saying and doing (for example, through cellphone tracking and security cameras).

A. monitor
B. keep
C. search
D. pursue

Biases against women are ________ in many places on the Internet.

A. perceive
B. pervasive
C. perform
D. perspective

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