---Could you please come to the museum with me this afternoon?---Sorry, I ______ . I have to ta...

Question

---Could you please come to the museum with me this afternoon?---Sorry, I ______ . I have to take a piano lesson at 2 pm. A．couldn’t B．mustn’t C．can’t D．needn’t

Answer 1

C

试题分析：句意：—今天下午你能和我去博物馆吗？—对不起，我不能。我在两点要上钢琴课。此题文句中could只是表示委婉语气，并不是过去式，所以根据句意此题选C。