1. to be (followed by substantives only)
2. correct; right; true
3. (respectful acknowledgement of a command) very well
4. (adverb for emphatic assertion)

1. a; an; one
2. the whole (afternoon, summer vacation etc)

1. Combination of the numeral 一 (“one”) and the generic classifier 個／个: a; an; one
2. same

1. size (i.e. area) of a country, geographical region or school campus etc
2. (fig.) scope
3. extent

1. of; ~'s (possessive particle)
2. (used after an attribute when it modifies a noun)
3. (used at the end of a declarative sentence for emphasis)
4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 pígéde "one made of leather" or 跑堂兒的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
5. also pr. dì or di in poetry and songs

classifier: 個