don't worry ,i promise you ___have the ticket for wangfei's concert.a should b shallc would d may选 b,

don't worry ,i promise you ___have the ticket for wangfei's concert.a should b shallc would d may选 b,
don't worry ,i promise you ___have the ticket for wangfei's concert.
a should
b shall
c would
d may
选 b,

don't worry ,i promise you ___have the ticket for wangfei's concert.a should b shallc would d may选 b,
本题题眼在promise一词上,承诺,而题干中的shall在陈述句中有对别人的允诺之意,符合题意.故选B.

保证promise后面是表示强调肯定的语气，只有shall(将，会）是这个肯定语气。