All those students you were always ahead of are gaining on you, and you will soo

 All those students you were always ahead of are gaining on you, and you will soon be______if you don’t study hard.

A. depended on                                                B. left behind

C. cheered up                                                  D. cared about

试题答案

【解析】选B。考查动词短语辨析。句意为：原来那些成绩都在你后面的学生正在追赶你，如果你不努力学习，不久就会被落在后面。depend on依靠；leave. . . behind意为“把……抛在后面”；cheer up振作，鼓励；care about 在乎，关心。