单选题,麻烦详细讲解下,最好每个答案都讲解下,谢谢
1.Mybicycle_____downjustwhenIneeditmost.A,alwaysbreaksB,alwaysbrokeC,isalwaysbreaking...
1. My bicycle_____down just when I need it most.
A, always breaks B, always broke
C, is always breaking D, has always broken
答案:C
不明白这里为什么用进行时,谁能解释下,谢谢 展开
A, always breaks B, always broke
C, is always breaking D, has always broken
答案:C
不明白这里为什么用进行时,谁能解释下,谢谢 展开
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