摘要： As is known to all , theory is based on practice and serves practice. A. by chance B. by turn C. in return D. in turn
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As is known to all , theory is based on practice and ______ serves practice.
- A.by chance
- B.by turn
- C.in return
- D.in turn
As is known to all , theory is based on practice and _______ serves practice.
A. by chance B. by turn C. in return D. in turn
查看习题详情和答案>>As is known to all , theory is based on practice and _______ serves practice.
A. by chance B. by turn C. in return D. in turn
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As is known to all , theory is based on practice and _______ serves practice.
| A．by chance | B．by turn | C．in return | D．in turn |