Question

—You must look around when you go________the street.

A．cross

B．past

C．across

D．On

Answer 1

C

试题分析：cross交叉，横过；past越过，晚于；across穿过，横穿；On在……上面。句意：当你过马路时，你必须向四周看看。结合语境可知选C。