German
Die Woche ist wichtig.
Opening Lilerno
Woche uses the German article die. It is a feminine noun meaning Week.
Read the noun as a complete article phrase, then say the sentence out loud.
Die Woche ist wichtig.
The article phrase is die Woche. The plural form is Wochen.
Pattern
Use die for feminine German nouns. Article patterns are useful signals, but they are not perfect rules. The practical method is to review each noun together with its article.