7. Since he _______ working the night shifts, he _______ his family for quite a while.
(A) starts, doesn’t see
(B) started, didn’t see
(C) started, hasn’t seen
(D) starts, hadn’t seen
詳解 (共 2 筆)
未解鎖
.....現完.....since......
未解鎖
1. 如果since子句表示時間，子句中...
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