连词:不合句中的逻辑关系.如需转折连词的时候用了承接连词(so).或相反等等.如: (1)The food was expensive and the service was good. 84 根据句意.此句中连词and应改为 but . (2) I am trying to improve the situation since it doesn’t seem to work. 84 此句中since应改为but. 【查看更多】

 

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