单词拼写（共5分）
根据首字母及汉语提示，完成下列单词的拼写，使句意明确，语言通顺。
【小题1】His words are strongly i__________(使印象深刻) on my memory.
【小题2】 What about reading aloud to practice p____________(发音)？
【小题3】As a teacher, you must c______________(全神贯注) on your work .
【小题4】The air pollution in this area caused the ________(死亡) of many trees.
【小题5】 He is t__________（害怕）of speaking in public.
