while也可作并列连词,表示对比,意为“而、却”。此外,while有时=although/though, 引导条件状语从句,意为“尽管、虽然”。 since引导时间状语从句通常以肯定的形式与主句的“现在完成时”连用,但其所表示的含义却有肯定与否定两种:1.当since从句的谓语是终止性动词时,...
though adv.“然而,可是,但是”,用于句末补充说明,使语气削弱。 We lost the game. We learned a lot from it though. This is the third time that Jack has failed the driving test. He is not discouraged, though. 比较下列句子中though作连词和副词的用法: ...
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