选择下列单词并用其适当形式填空（共5小题，每小题1分）。

stress   occasion   peaceful   violent   promote   astronaut  

小题1:I think a shepherd’s life is _____________ and relaxing.

小题2:The pressure of being a doctor causes me _____________.

小题3:The spaceship, called Shenzhou V, was carrying China’s first ____________, Yang Liwei.

小题4:He has been _______________ to headmaster.

小题5: The Mid-Auturmn Festival is important because it is a special ____________ for family.