1. cancel vt.取消,注销
例句:I can't cancel our vacation.
我无法取消我的假期.
2. proposal n.提议;建议
例句:I agree to your proposal.
我赞成你的建议。
3. replace vt.替换
例句:John will replace him as manager.
约翰将代替他担任经理。
4. demonstration n.证明,论证
例句:I hope you found the demonstration interesting.
希望你对示范表演感兴趣。
5. protest vi.抗议;断言
例句:You're going to a protest?
你要去参加抗议活动?
6. penetrate vt.穿透,刺入
例句: The weapons on your fighters may not penetrate the shields.
你们的武器很难穿透他们的防护罩.
7. analyze vt. 分析;分解
例句:Can you analyze these bills for me?
能帮我分析一下这些钞票吗?