“你以为我不会英语?”的英文翻译是 "Do you think I don't know Engpsh?"
这是一个口语化的短句，表达对方对自己的评价是错误的。
例句1:
A: "You think I can't speak Engpsh?"
B: "No, I never said that."
翻译：
A: "你以为我不会说英语?"
B: "不，我从来没说过。"
例句2:
A:"You think I don't know how to use the computer?"
B:"No, I just thought you might need help with this specific program."
翻译:
A:"你认为我不会用电脑吗？"
B:"不，我只是认为你可能需要帮助运行这个程序。"