問題詳情
________ his English, Richard makes it a habit to listen to English radio programs and read English newspapers every day.
(A)Improve
(B)Improving
(C)Improved
(D)To improve
參考答案
答案:D
難度:簡單0.770833
統計:A(2),B(19),C(5),D(111),E(0)
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【水】評論
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