判断:____ 抄写或改正:(____)
______running after success, we have a lot of other interesting things to do in our lives.
移栽幼苗通常根部要带土是为了避免伤害幼根和根毛,以保护根吸收水分和无机盐的能力。( )
看看哪个句子与图片意思相符( )
如图,PA、PB切⊙O于点A、B,直线FG切⊙O于点E,交PA于F,交PB于点G,若PA=8cm,则△PFG的周长是( )