21. In the past, I______ to school by bike every day.(A) go (B) went (C) going (D) goes

問題詳情

21. In the past, I______ to school by bike every day.
(A) go
(B) went
(C) going
(D) goes

參考答案

答案：B
難度：適中0.5
統計：A(5),B(6),C(1),D(0),E(0)

上一篇 : 20 若 μ(x, y) 為微分方程式的積分因子（integrating factor），則 μ(x, y) 須滿足下列何種條件？(A) (B) (C) (D)
下一篇 : 13. He can run 7 miles. His______ is good.(A) moonlight (B) goddess (C) floor (D) health