【C15】A．ThusB．ThoughC．Even ifD．As

A．Even ifB．BecauseC．IfD．For

【C6】A．BeforeB．By the timeC．Even ifD．Although

【C6】A．even ifB．untilC．ifD．when

A．only whenB．soon afterC．even ifD．as if

【C3】A．evenB．despiteC．even ifD．in spite of

【C2】A．whenB．wheneverC．ifD．even if