People hope that there will be ＿＿＿＿＿ pollution in our country.
| A．more and more less | B．more less and less |
| C．less and less | D．less and least |
People hope that there will be ＿＿＿＿＿ pollution in our country.
| A．more and more less | B．more less and less |
| C．less and less | D．less and least |
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