以下铁路中,不是东西干线的是( )。
A:焦柳线
B:浙赣—湘黔线
C:京包—包兰线
D:陇海—兰新线
如图,P是∠BAC内的一点,PE⊥AB,PF⊥AC,垂足分别为点E,F,AE=AF.求证:PE=PF;
A.What about my toy bear?
B.Is it on your bed?
C.No, it isn't.
Alice:Mum,where is my car? Is it in the toy box?
Mum:____ It's in the desk.
Alice:Oh,thanks.____
Mum:____
Alice:Oh,yes,it is.