I haven't been there since I came here.
时间状语强调主句发生和结束都在从句范围内用since,表示自从
I will go there as you're going ,too.
强调发生在从句范围内,as、since连接,表示既然,因为
I won't go there until you come here.
结束在从句之后,until 、unless连接,表示直到、除非.
I haven't been there since I came here.
时间状语强调主句发生和结束都在从句范围内用since,表示自从
I will go there as you're going ,too.
强调发生在从句范围内,as、since连接,表示既然,因为
I won't go there until you come here.
结束在从句之后,until 、unless连接,表示直到、除非.