Cadets have to_____99 credits for graduation, compared to the average of 30 cred

游客2025-06-18 28

问题 Cadets have to_____99 credits for graduation, compared to the average of 30 credits at most local universities.

选项 A、completed
B、completing
C、completion
D、complete

答案 D

解析空格前有助动词have to，因此空格内应填入动词原形complete。

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Cadetshaveto_____99creditsforgraduation,comparedtotheaverageof30cred