高中英语题（关于状语从句）

请将下列英语短文中的状语从句找出来,并注明为何种状语从句. AgreatFrenchwriterhassaidthatweshouldhelpeveryoneasmuchaswecanbecauseweoftenneedhelpourselves.Thesmallevencanhelpthegreat.Aboutthis,hetoldthefollowingstory. Anantwasdrinkingatasmallriverandfellin.Shetriedherbesttoreachtheside,butshecouldnotmoveatall.Thepoorantgottootiredbutwasstiildoingherbest whenabigbirdsawher.Withapity,thebirdthewapieceofwood.Withittheantreachedthebankagain.Whileshewas restinganddryingherselfingrasssheheardamancomingup.Hewaswalkingwithoutshoesonhisfeetandcarryingaguninhishand.Assoonashesawthebird,hewishedtokillher,andhewould certaintlydoso,buttheantbithiminoneofhisfeetandatthatmoment thebirdflewawayatonce.Itwasananimalmuchweakerandsmallerthanthebirdherselfthathadsavedherlife.