13. The principal _____ with Tim’s parents for more than half an hour. Tim is now feeling very worried.
(A) talks
(B) talked
(C) has talked
(D) was talking
詳解 (共 4 筆)
未解鎖
The principal _____ ...
未解鎖
遇到一段時間或剛才 since / fo...
未解鎖
請問答案為什麼不是 has been t...