一种两侧肾脏下极相连接的先天异常称为：()

A．重复肾

B．马蹄肾

C．驼峰肾

D．“S”形肾

E．游走肾

–Have you received Jack’s plan?

--Yes, but I don’t think his plan is _____.

A．worth being considered

B．worthy to be considered

C．worthy of considering

D．worth to be considered