11. ( ) Mom has talked on the phone _______ three hours.Doesn’t she feel ______

問題詳情

11. ( ) Mom has talked on the phone _______ three hours.Doesn’t she feel _______?
(A) for; tiring
(B) since; tiring
(C) for; tired
(D) since; tired

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)