问题描述：
帮我看看这个句子对不对
How words together with other constituents in a sentence achieve the effects of nature and harmony.how后面要不要加个助动词do?还是说这样写就已经符合语法了?急,
How words together with other constituents in a sentence achieve the effects of nature and harmony.how后面要不要加个助动词do?还是说这样写就已经符合语法了?急,
问题解答：
我来补答展开全文阅读