问题：
[单选题]
--Let' s go to the concert tonight, Mary.
--Sorry, I_____. I have to help my morn with the housework.
A、needn't
B、can' t
C、mustn't
D、shouldn't
参考答案：
B
相关内容
- ● A: How about going to dinner at the Mexican retaurant tonight?B: _________
- ● – Let’ go wimming, hall we?–________.
- ● --Let\' go to the concert tonight, Mary.--Sorry, I_____. I have to help my morn with the houework.
- ● Let\' go to the airport a little earlier _____ we can chooe better eat.
- ● Would you like to go to the concert with u thi evening?（）
- ● How about going to the cinema tonight, Jane?
- ● With the ________ of Mary, all the girl tudent are eager to go to the party.
- ● Mary. going to tudy abroad next year, , for ure, delight everyone.
- ● ― Can you go to the concert with u thi evening?― _______
- ● ---Are you free tonight, Jenny? How about going to the concert together?( )
- ● 13— Are you free tonight, Jenny? How about going to the concert together? —____________ ( )
- ● Fill in the blank with appropriate conjunct:Let’ try to convince everyone to agree tonight;__________ well have to have another meeting
