問題詳情

1. There is a fine if you ______ in the park. Make sure you throw any waste in thetrash can.
(A) litter
(B) retain
(C) prefer
(D) attack

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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