―Whywashelateagain?―Hearrivedatthestationlate. 

問題詳情：

― Why was he late again? ― He arrived at the station late. _______ , he missed the early train.

A. However     B. Because   C. Therefore    D. Though 

【回答】

C  點撥：Therefore,連詞“因此”， 故選C。

知識點：連詞

題型：選擇題