27. After much hard work, Eric _____ caught up with his classmates in math.
(A) unfortunately
(B) originally
(C) eventually
(D) previously

【單字講解】

(A) unfortunately (副)不幸地；倒楣地

        Unfortunately, I didn't have my credit card with me, or else I would have bought it.

        很不湊巧，我沒帶信用卡，否則我肯定早買了。

(B) originally (副)原本，起初，原先

        Originally it was a bedroom, but we turned it into a study.

        這原本是間睡房，但我們把它改成了書房。

(C) eventually (副)最終；終於

        It might take him ages but he'll do it eventually.

        這或許會花去他很長時間，但最終他會成功的。

(D) previously (副)以前地，先前地

        She was previously employed as a tour guide.

        她以前受聘當導遊。