From the studies mentioned, it can be seen that each kind of written product has its own styles of sentences used, especially the styles of sentence types. Like those written products, the architecture articles may also include their own styles of sentence types which separate them from any other kind of written products. Besides sentence types are one aspect that is interesting to investigate because many studies that deal with grammatical structures in written products seldom explore structure of sentences. Therefore, it can be said that the analysis of sentence structure is quite new and fascinating. For this reason, this research puts the analysis of sentence types to be the main topic to be analysed and described.