第一節(jié) 單詞拼寫(共10小題;每小題1分,滿分10分)
75. The plane is flying at an a________ of 10,000 feet.
76. He is so s________ that no one can persuade him to do anything.
77. Although they are twins, they look ___________ (完全地) different.
78. I didn’t do it on p__________ --- It was an accident.