The contract is very important for both
题型：选择题
问题：
The contract is very important for both of you, so studying it ____ before signing is necessary.[ ]
A. in return
B. in exchange
C. in detail
D. in turn
题型：选择题
The contract is very important for both of you, so studying it ____ before signing is necessary.[ ]
A. in return
B. in exchange
C. in detail
D. in turn
