A.Hu Li is living in Beijing. |
B.Hu Li traveled to Tianjin for business. |
C.The haze is harmful to people. |
D.The pollution is the worst in Beijing's history. |
A.the way they traveled |
B.the opinion about national air |
C.the way they lived their life |
D.the life style of internet |
A.can lead to choke |
B.can cause heart cancer |
C.will damage children's development |
D.will damage people's organ |
A.Hu Li's attitudes to Beijing's haze |
B.The damages of Beijing's haze |
C.WHO suggests improving Beijing's air |
D.What caused air pollution in Beijing |