[填空题]
A=Report 1 B=Report 2 C=Report 3 D=Report 4
Which report(s) say(s) that... · hot weather may cause serious health problems associated with air pollution 71. ______
· a weather warning system is established to help people away from danger heat 72. ______
· not only people but also animals and crops are victims of the heat wave 73. ______
· there were controversies on the issue of global warming 74. ______
· human activities contribute to global warming 75. ______
· the deadly heat wave can kill people 76. ______
· hot weather will have its effects on consumers 77. ______
· reducing exposure to air pollution can decrease deaths associated with pollution 78. __