根据句意，写出括号内所给单词的适当形式。【小题1】It’s too early to draw a conclusion now. A further (far) discussi

根据句意，写出括号内所给单词的适当形式。
【小题1】It’s too early to draw a conclusion now. A further (far) discussion is still needed.
【小题2】The small rivers in my hometown are much more polluted (pollute) than 10 years ago.
【小题3】You can’t imagine how much difficulty I had achieving (achieve) the balance between my family and my work.
【小题4】The terrible accident affected (effect) him a lot and changed his dream of life.

解析：【小题1】句意：现在下结论还太早。需要进行更深入的讨论。结合语境及单词提示，可知填far的比较级further，更深入的，作定语。【小题2】句意；我家乡的小河比十年前受污染的更严重了。结合语境及单词提示，可知填形容词polluted，受污染的，作表语。【小题3】句意；你不能想象，在我取得家庭和工作之间的平衡的问题上，我有多少困难。现在分词作伴随状语表示正在进行的伴随性动作，和句子主语是主谓关系。结合语境及单词提示，可知填现在分词achieving，取得。【小题4】句意：这次可怕的事故大大的影响了他，改变了他一生的梦想。结合语境可知本句描述是过去发生的动作，故用一般过去时态。结合所给单词，可知填过去式动词affected，影响。

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