– I was going to the concert with you this weekend but I can’t now-- ．A. Good luckB. Bad

问题补充：

– I was going to the concert with you this weekend, but I can’t now．

-- ．

A. Good luck

B. Bad luck

C. You’re welcome

D. That’s right

答案：

A. Good luck

(答案→)B. Bad luck

C. You’re welcome

D. That’s right

解析：考查交际用语：A．Good luck祝好运B．Bad luck真倒霉C．You’re welcome 不用谢D．That’s right对的，句意：--这个周末我本打算要和你去音乐会，但现在不能去了。--真倒霉。选B。