Silly: foolish or stupid or ridiculous, the opposite of serious.蠢的; 糊涂的;
He is being silly, so we should just ignore him.
That's a silly idea, so I don't think she means what she's saying.
(That kind of silly behavior isn't acceptable in our office.)
Amazing: to be incredible, or so good as to be hard to believe, the opposite of ordinary.
令人惊异的 不可思议的; 惊人的; 难以置信的
That company's new products are truly amazing.真正; 精确地
She gave an amazing performance, especially after all the dificulties she had overcome.
(It will be an amazing accomplishment if they can finish the project on schedule.)成就; 完成
Crucial: to be of extreme importance or an essential part, the opposite of optional.
关键性的 基本的; 必要的
It's crucial that we get them to sign the contract by the end of the week.
Getting that data is crucial for our success.
(We need her help because she has unique skills that are crucial for the success of our project.)
Impressive: to stand out and be unforgettable in a good way.难忘的; 铭刻肺腑的;
His presentation was so impressive that we decided to hire him right away.
They have an impressive website, but the quality of their products is pathetic.令人同情的，可怜的; 又笨又可怜的，无价值的; 荡气回肠;
(She impressed everyone with her powerful speech, but we were soon disappointed by her inability to meet her goals.) 无能，无力; 无才能;
Realistic: to be possible and attainable.可到达的，可得到的;
That deadline isn't realistic, so we need to ask for more time.现实的;
He isn't being realistic when he expects to charge such high prices for his products.
(It's ok for you to have high expectations, but they need to be realistic or you'll fail.)
(Which of these words is an antonym for silly?)反义词;
(She has an amazing voice, so I love to listen to her sing.)
(He expects to make people laugh when he is being silly, but I don't think it's funny.)
(We can't do this without their help, so it's crucial that you get them to cooperate.)
