The boy studied the signs for over an hour, but still could not _____ them, so he turned to his teacher for help.
A. make up
B. make off
C. make over
D. make sense of
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They _____ the developed countries to commit more money to protecting the environment.
A. called on
B. called for
C. called off
D. called out
We will continue to care for those _____ and work to establish a society that is generous and prosperous.
A. in that
B. in need
C. in order
D. in fun
Many people are _____ up in careers and raising kids so that they forget that their marriages also need to be taken good care of.
A. concerned
B. collected
C. caught
D. contested
My most favorite program is the one that deals with scientific subjects that ordinary people can relate _____ .
A. at
B. from
C. up
D. to