答案_初中英语789_最新人教版英语八年级上册_老版（含有参考价值）_03练习和试卷人教版初中英语八上（多版本）易提分旗舰店_单元测试卷（4套可选）_Units9-10（含听力，附答案）

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1-5 CABAC 6-10 AABBA 11-15 ACCAC
16-20When happen experience advice problems
21-25 DDCAC 26-30 BBDCD 31-35 BDBBC 36-40 ACBCB
41-45 ABCAD 46-50 DCABB 51-55 CBADC 56-60 DCBDD
61-65 BABCB 66-70 BBCAD 71-75 EADFG
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76. organize 77. preparation 78. experience 79. without 80.
certainly
81. looking forward, hearing from 82. turn down, unless, available
83. hang out, another time 84. preparing for, look after
85. is afraid, make mistakes
86. T
87. Because they worry about people are doing something bad to our environment.
88. Five.
89. 这些活动都解决了一些环境问题。
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90. Please turn off the lights before leaving the room.
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