11.(2005北京) ---Where is Frank now?---He _______ his bike in the y_英语解答

11.(2005北京) ---Where is Frank now?
---He _______ his bike in the yard.
A.fixes up B.fixing up C.is fixing up D.fixed
这个怎么选,为什么

人气：353 ℃　时间：2020-05-19 19:11:16

解答

选C
正在进行时.
他正在院子里修他的自行车.