Word Order
Japanese sentences are structured as Subject-Object-Verb.
わたしはきょうとしょかんでにほんごをべんきょうします。
topic -> time -> place -> object -> verb
I will study Japanese in the library today.
わたしはよくしちじごろうちへかえります。
topic -> frequency -> time -> goal -> verb
I often go back at around seven.