Ⅱ.用括号内所给单词的适当形式填空。
【小题1】I'm sorry to hear that Jack is ____(bad) ill.
【小题2】The girl can write some excellent ____(poem) at the age of fifteen.
【小题3】We'll never regret____(work) as volunteers in the community.
【小题4】I felt very terrible after____(eat) that ice­cream.
【小题5】I think winter is a beautiful season，____ (especial) when it snows.