题目内容
Rewrite the sentences as required(按要求改写句子,每空格限填一词)
Factories must clean the water so that it won't pollute rivers or lakes. (改为简单句)
Factories must clean the water so as ________ ________ pollute rivers or lakes.
答案:not, to
解析:
解析:
|
not, to |
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