23. In face of failure, it is the most important to keep up good state of mind.
A.a; 不填 | B.不填; a | C.the; 不填 | D.不填; the |
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23. In face of failure, it is the most important to keep up good state of mind.
A.a; 不填 | B.不填; a | C.the; 不填 | D.不填; the |