Cliff thinks that we need to see an investment ____ before we make an expensive mistake.
A. guide
B. assessor
C. consultant
D. entrepreneur
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Take a map ____ you can't find the way back to the hotel.
A. in case
B. because
C. in any case
D. in order that
The Car Club couldn't ____ to meet the demands of all its memebers.
A. ensure
B. assume
C. guard
D. guarantee
Do you know the German student ____?
A. whom I often talk
B. with whom I often talk
C. I often talk
D. that I often talk
It is well known that Edison's success was ____ to his intelligence and hard work.
A. referred
B. contributed
C. subjected
D. attributed
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