1 Tom was (thrilled) to be chosen as Professor Smith's assistant.
...被选为助教他“极为兴奋”
2 I recognized Lily the （instant) I saw her in the crowd.
见到她“那一刻”就认出来了
3 There are many new （scientific) discoveries in the world everyday.
“科学的”发现、发明
4 He moved to the sales （department) (部门）and made great success.
直接翻译就是啦
5 Your plans are still under （examination) now.
正被审核中,用under+名词