如图在等腰△ABC中,其中AB=AC,∠A=40°,P是△ABC内一点,且∠1=∠2,则∠BPC等于( )
蝇的发育过程中经历了卵→幼虫→蛹→成虫四个时期,叫做完全变态发育.(判断对错)
—You should take it three times a day.