The pronoun "they" (Line 4, Para.1) refers to " ______."
A. authors
B. personal interests
C. terms or facts
D. opinions
【B13】
A. made
B. addressed
C. written
D. sent
These farmers got a good harvest last year, so they ______ a big sum of money for new farm
A. set aside
B. set about
C. set up
D. set back
【B12】
A. for
B. on
C. at
D. by