2013
高考英语广州市单项选择专题训练(01)及答案情态动词和虚拟语气 (2011全国卷i) 32. they ________ have arrived at lunchtime but their flight was delayed. a. will b. can c. must d. should (2011全国卷ii)8. if you _______ smoke, please go outside. a. can b. should c. must d. may (2011
北京卷)24. - i don’t really like james. why did you invite him? - don’t