Keep up good state of mind even if you___________ fail plenty of times.
A．mustB．willC．canD．should
B
本題是情態(tài)動詞考查。關(guān)鍵是理解句意：“即使你失敗很多次，也得保持良好的心態(tài)。”must意為“必須”，不符題意；can通常表示能力；should表示“應(yīng)該”。所以will表示對將發(fā)生的事作一推測。
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