已知两点A、B,若以点A和点B为其中两个顶点作位置不同的等腰直角三角形,一共可作( )
A:2个
B:4个
C:6个
D:8个
Tom will be able to find the restaurant , he has a pretty good ______ of direction.
I'd like to eat out, but, ________, I should be trying to save money.