✅ 同义词
🗣️ 情景例句
I'm afraid I didn't get on very well in the exam.
我这次考试恐怕不太顺利。
I don't know what his native language is.
我不知道他的母语是什么。
I'm really positive that this product has all the features you have always wanted.
我确信这种产品有各种你所要的款式。