___________ n.重担 ___________ adj.意外的 _____________ adv.特别，非常 _________________不情愿做某事 ______________ 因……而高兴 without fail _________________ ______________冒着……的危险 wildly imaginative _______________

burden

unexpected

exceptionally

hesitate to do sth.

be delighted at

必定，无疑

run the risk of

极富想像力的