79．Dr Martin Luther King's murder _________(发生)about thirty years ago．

78．I argued with my cousin and I don't know what to do now，could you _________(给我一些建议)?

77．You'll _________(能够谋生)by doing something you love．

76．I went to the West Lake last year and _________(爱上了它)it．

75．You should lie down and rest．(改为否定句)

You _________ lie down _________ rest．

74．The girl will be a doctor in ten years．(就画线部分提问)

_________ _________ will the girl be a doctor?

73．We have been learning English for 3 years．(改为同义句)

We have been learning English _________ _________ _________ _________．

72．“How old are you?” Jack asked her．(改为间接引语)

Jack asked her how old _________ _________．

71．I was watching TV when Mother came in．(用while替换)

_________ I was _________ TV，Mother cam in．

70．_________，Alan wasn't badly hurt in the accident．