Only when he walks to me can I recongnize him.
Only by working hard can you get a rise.
状语一般表时间地点,如where when
定语从句一般由which that who引导
Only when he walks to me can I recongnize him.
Only by working hard can you get a rise.
状语一般表时间地点,如where when
定语从句一般由which that who引导