Ⅰ．单词拼写
1．The ________(水灾)is expected to continue, putting people’s health at major risk.
2．Production of clothing and ________(鞋类) has almost doubled since 2010．
3．We cannot rely on the ________(废物填埋场)any more. Because it takes up too much space and it will be removed soon.
4．The number of countries joining the movement is increasing ________(每年).
5．IRON in water is normally regarded as a ________(污染物).
