在经济发展的同时，欧洲西部很多国家深受[ ]

A．环境污染之苦

B．贸易壁垒之苦

C．技工短缺之苦

D．能源短缺之苦

—He found a baby in his car when he came back from the supermarket. And ___ was crying for some milk.

—When was _____?

—_____ was in 2000 when he was still in college.

A．it; that; This

B．he; this; It

C．she; it; This

D．it; that; It