对被拘留的人，经过审查认为需要逮捕的，应当在拘留后的( )日内提请人民检察院审查批准。

A．1

B．3

C．5

D．10

Without the friction between their feet and the ground, people would () be able to walk.

A. in no time

B. by all means

C. in no way

D. on any account