单词拼写（共10小题；每小题1分，满分10分）
根据下列句子及所给汉语注释，写出各单词的正确行使。（每空只写一词）。
71．Please keep an eye on my _____________（行李） while I go to buy the ticket．
72．She wants to buy some _______________（地毯） to make the room comfortable．
73．He washed and _______________（剃须）, then hurried out of the room．
74．Peter wants to become a __________（教练）in the future．
75．He looks hones, but __________ （事实上）he is not．
76．The students _______________（交换） gifts with each other while they were in Japan．
77．The temple was completely_____（毁坏） in the 1960s．
78．Every year many of the students in our school are admitted to some key __________（大学）.
79．The professor knows __________（几门） foreign languages．
80．Among the subjects, she likes _______________（生物） best．