如果两圆的半径分别为3和4，圆心距为5，那么这两个圆的位置关系是（　　）

A．外离

B．相交

C．外切

D．内切

Alone in the garden sat the girl ,thinking for a long time ,of____life was like with her teachers and

classmates in the past.[ ]

A .what        

B.which      

C.how        

D.that