单词拼写（共10小题；每小题1分，满分10分）
小题1:This examination is a real ______ (挑战).
小题2:He wanted to ______ (捐献) half of his savings to the relief fund.
小题3:The United Kingdom ______ (由……组成) of Great Britain and Northern Ireland.
小题4:You must get rid of the bad habits your ______ (原先的)piano teacher taught you.
小题5:He is an ______ (乐观的) person, and we all like him.
小题6:She decided to ______ (控告) him of stealing her watch.
小题7:We regret to ______ (通知) you of the cancellation of the tour.
小题8:This is a deadly ______ (毒药). We must be cautious.
小题9:It is ______ (典型的) of him to be late for class.
小题10: The prisoner made an ______ (试图) to escape, but failed.
