数据很重要 幼苗
共回答了24个问题采纳率:100% 举报
1年前
你能帮帮他们吗
精彩回答
He worked very hard, and _______ (赚到) a lot of money.
1年前
If it were not for the fact that I _____ very busy,I would go with you. [ ]
1年前
在△ABC中,∠ABC=90°,AB=BC=2,点M是线段BC的中点,点N在射线MB上,连接AN,平移△ABN,使点N移动到点M,得到△DEM(点D与点A对应,点E与点B对应),DM交AC于点P.
1年前
1年前
证明:f(x)是[a,b]上连续函数充:对任意实数c,集E={x|f(x)≥c}∩[a,b]和E={x|f(x)≤c}∩
1年前