Ⅳ. 单词拼写：（共7小题；每小题1分，满分7分）
76 Tom is putting on too much weight. He needs to go on a d_________.
77.We have to take strong m___________ against the drunken drivers.
78 They are putting too much carbon dioxide into the atmosphere, which p_________ heat from escaping from the earth into space.
79 When he went to England, he found his English too l________, so he began to learn English.
80 Reading in too strong sunlight is h_____________ to your eyes.
81. .What he said c____________(证实) that he had cheated in the exam.
82. It is _______________(明显) that she is not honest with you.
83.Many people say too much _______________(暴力) is shown on television.
84.This one is _________(稍微) better than that one , but not much.
85.If time ____________(许可)，I will visit my aunt in Washington.