Athough it was so cold,___he went outwith an overcoat.but、however、and、yet,为什么用yet

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• Athough it was so cold,___he went outwith an overcoat.but、however、and、yet,为什么用yet
• Athough it was so cold,___he went outwith an overcoat.but、however、and、yet,为什么用yet
• 1.I will wait for Tim ___ he gets back.(答案是as,为什么till不行)A.that B.asC.till D.when2.Although it was so cold ,___ he went out without an overcoat.（答案是C,为毛啊）A.but B.soC.yet D.and3.He's already back to Australia,____?（答案是A,为什么不是he has already ）A.isn't he B hasn't he 回答的精彩额外追加分，反正咱分多 = =
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