五、单词拼写（共8小题；每小题1分，满分8分）
62. Bob is watching TV and m          his sister is doing some washing.
63. At the graduation c           , the headmaster gave us an impressive speech.
64. Middle school students are tired out under too much study p          .
65. It is e       that he is not equal to the job.
66. Most of his p          got lost because of the war.
67. There will be an e         of the development of our school next week.
68. Who can p      what the human being will be like in thousands of years?
69. Without the new communication t        , we couldn’t get in touch with each other so easily.