An Essential Grammar - Chinese:

Use 了 (le) after a verb to show it's done. Example: 我吃了 (I eat [already]). 🔢 Measure Words

Words don't change based on their role (like "I" vs "me"). ⏳ Handling Time Chinese: An Essential Grammar

The "catch-all" measure word for people and general objects. 本 (běn): Specifically for books or bound items. Structure: Number + Measure Word + Noun. Example: 三个朋友 (Three [measure word] friends). ❓ Asking Questions Use 了 (le) after a verb to show it's done

One of the best things about Chinese is what it have: it’s still just "apple."

Since verbs don't change for past or future tense, Chinese uses or context. Today: 我吃苹果 (I eat apples). Yesterday: 我昨天吃苹果 (I yesterday eat apples).

Nouns don't change form. One apple or ten, it’s still just "apple."