问题
选择题
44. We must _____ good relations with our classmates because co-operation is essential to us, modern people.
A．do
B．put
C．build
D．Set
答案
答案：C
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44. We must _____ good relations with our classmates because co-operation is essential to us, modern people.
A．do
B．put
C．build
D．Set
答案：C