By the time we meet again, summer ______.
(A)has arrived
(B)had arrived
(C)is arriving
(D)will have arrived

答案：登入後查看
統計： A(184), B(103), C(133), D(511), E(0) #244837

詳解 (共 2 筆)

#215792

未來完成式 will have + P.P
關鍵字是"by this time" 所以我們看出來要使用未來式
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#508138

等我們下次再見面時,已是夏天了.
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