He is always busy ---(work) on weekends

问题描述:做爱视频免费观看

He is always busy ___(work) on weekends

初一 1个回答 分类:英语 2019-07-10

问题解答:做爱视频免费观看

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   填working

   be busy doing sth侧重于状态,他在周末总是忙于工作。

做爱视频免费观看   少量的“be+形容词”后面的动词要用doing形式,常见的有be busy doing sth(忙于做某事),be worth doing(值得做)。(延伸)be busy with sth(忙于做某事)和be busy doing意思相同。

 

 
 
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