31. ____, you will get better grades.(A) To study harder (B) Study harder(C) Studying harder (D) By

問題詳情

31. ____, you will get better grades.
(A) To study harder
(B) Study harder
(C) Studying harder
(D) By studying harder

參考答案

答案：D
難度：計算中-1
書單：沒有書單，新增

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上一篇 : 30. Ben didn’t know the words, so he ___ in the dictionary.(A) looked for them (B) looked at them(C)
下一篇 : 32. No one has answers ___ the teacher’s questions. They are too difficult.(A) to (B) for (C) by (D)