理论上可以,但太过生硬。仅回答No.已经够生硬的了。一般是说No或I would like to或I wish I could后加上拒绝的理由。
应该为I'd love to,but。。。。。。。这样比较委婉,而且不改变原句回答方式。
Sorry,I would‘t
I would like to, but I am afraid that I must ...