この本は面白いと思います。

N5 この kono this N5 本 hon book N5 面白い omoshiroi interesting N5 います imasu there is / exist (living things)

N5 本 hon / moto book, present, main N3 面 men, ben / omo, omote, tsura mask, face, features N5 白 haku, byaku / shiro, shira-, shiro.i white, blanc, blanco N4 思 shi / omo.u, omoera.ku, obo.su think, penser, pensar

N5 〜と思う to omou Indicates speaker thought opinion or assumption, connects clause with mental expression N5 〜ます masu Used at the end of verbs, polite present or future form, makes the sentence more polite N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information