39 I'm very tired____ I have worked all day long.(A) but (B) since (C) so (D) therefore

問題詳情

39 I'm very tired____ I have worked all day long.
(A) but
(B) since
(C) so
(D) therefore

參考答案

答案：B
難度：簡單0.75
統計：A(76),B(603),C(46),D(55),E(0)

用户評論

【JC H】評論

我工作一整天,是我非常累的原因

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