Nowadays young people just can't live without the Internet, _____ they depend on for whatever information

they need. [ ]

A. when

B. which

C. where

D. that

现代儿童心理学证明，儿童在（）已经具备人类基本的感觉和知觉。

A．新生儿期

B．婴儿晚期

C．幼儿初期

D．胎儿期