题目内容

The participants found it impossible to ____between the presence or absence of salt in the products.

A. detect
B. discriminate
C. distinguish
D. identify

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Solar power will one day completely___ our need for oil.

A. substitute
B. replace
C. change

This method ____ great potential for use in neurosurgery.

A. highlights
B. shows
C. evidences

Everyone in a position of authority in our society will need to be _____to what’s going to happen. Universities need to start thinking about the societal implications. ()

A. sensitive
B. emotional
C. sympathetic
D. clear

I knew I could rely on him both to handle _____issues and to share with me everything I needed to know.()

A. complex
B. confrontational
C. confidential
D. joint

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