【单选题】I wandered lonely as a cloud.
【简答题】3÷5=9:______= () 10 =______%=______成.
【简答题】______÷5=0.4=12/______=______:40=______%=______成.
【简答题】=( )∶5=0.8=( )折=( )%=( )成。
【简答题】"I Wandered Lonely as a Cloud" is a poem about __________.
【简答题】8=()5=______:40=16()=______%=______成.0.8= () 5 =______:40= 16 () =______%=______成.
【单选题】据记载,古书上记载古代中国一副布的宽度是()。