You should use the definite article in the sentence.
在这个句子中你应该用定冠词。
There is a definite deep and well defined meaning in his every sentence, even though the sentences are not very frequent.
他所说的每一句话都具有确定的深度和明确的含义，即便那句话并不常见。
Each English sentence has a unique predicate head in a definite form while Chinese sentence has more flexible forms.
每一个英语句子都有唯一的一个限定形式的谓语中心成分，汉语句子则随意得多。
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