托福考试听力常见错误词组：

drive…home：把（论点、问题等）讲得透彻、明白

原句：Therefore, it’s best to be a non-conformist – to do your own thing, not worrying about what other people think. That’s an important point. He really drives this argument home throughout the essay.

goof off：游手好闲，混日子

原句：Student: I went off to the stack and found some really good material for my part, but when I got back to our table, they were just goofing off and talking. So I went and got materials for their sections as well.

go down the drain：前功尽弃，付诸东流

原句：Student: I know, but I didn’t want to risk the project going down the drain.

start from scratch：从头开始

原句：Student: But we’ve got all the sources and it’s due next week. We don’t have time to start from scratch.

come down to：归结为

原句：It’s been shaped by constraints over vast stretches of time, all of which comes down to the fact that the best foraging strategy .