题目内容

Scientists __( )_ that there may be about two million such systems in our galaxy.

A. esteem
B. exercise
C. estimate
D. expect

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The executive's answers to my questions have only added to my_( )__.

A. confusion
B. conclusion
C. conduct
D. content

Next month we will__( ) a big advertising campaign to promote our new toothpaste.

A. launch
B. make
C. work
D. take

The Wall Street Journal is one of the most successful and_( )__ papers in the world.

A. influenced
B. influential
C. inflationary
D. inflated

In the future the car company will_( )__ focus, as it always does, on growing the economy and creating Jobs.

A. principal
B. principled
C. primary
D. primarily