1. private adj.
（1）私人的；属于个人的
private property私人财产
private school 私立学校
（2）不公开的
a private door便门
Don’t say anything about what we’re discussing anyone; it’s private.
（3）安静的；不惹人注意的
Is there a private corner where we can sit and talk by ourselves?
拓展：
in private私下里
in public公开地；在公众场合
2. impression n. 印象；感想
be under the impression that…认为；觉得
make/ leave an impression on sb. 给某人留下印象
make no impression on 对……无影响/效果
give sb. a favourable impression给某人以好的印象
First impressions are most important.
拓展：impress vt.
impress sb. with使（人）印象深刻；使铭记
