Sentence examples for can't speak from inspiring English sources

The phrase "can't speak" is grammatically correct and can be used in written English.
It is commonly used to indicate the inability to talk or express oneself verbally. Here are some examples of how it can be used: - "I'm sorry, I can't speak right now. I have laryngitis and my voice is hoarse." - "She was so overwhelmed with emotion that she couldn't speak for a few moments." - "The shy child often can't speak up in class, even when she knows the answer." - "He can't speak any foreign languages, but he's a very skilled interpreter." - "The prisoner refused to cooperate with the authorities and claimed he couldn't speak English."