根据所给句子及横线后的汉语意思写出正确形式的单词。
【小题1】Every day the chimneys of factories pour a great deal of smoke, (污染) the environment little by little.
【小题2】There is no easy (治愈) for loneliness.
【小题3】His pany’s exports have increased (平稳).
【小题4】A person is most (失望) when he is in despair.
【小题5】The Russians were (责备)for the failure of the talks.polluting
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(答案→)polluting
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