根据首字母或汉语提示，完成句中所缺单词。

小题1:He often              (抱怨) about his low pay.

小题2:The headmaster is really angry! Look at his            (吓人的)look.

小题3:If the goods are              (毁坏)in the post, the post office should be responsible for it.

小题4:Nowadays,             (贫穷)is still a major issue facing the government.

小题5:With all his           (力气), the boy lifted the heavy box onto his shoulder.

小题6:F________ with great challenges, the Chinese government took powerful measures to deal with them.

小题7:The Hope P              is designed to help the children from less-developed areas.

小题8:The p           air and water can explain why the people here are getting ill one by one.

小题9:Please tell us one of your unforgettable e          when you volunteered in the mountains.

小题10:She is hard-working and very a                 in class.