Sentence examples for half of it from inspiring English sources

"half of it" is a correct and commonly used phrase in written English
We use "half of it" to refer to half of a specific thing or situation that has been mentioned or is known. Example: "I bought a cake for my birthday, but I only ate half of it. The other half is in the fridge." In this sentence, "half of it" refers to half of the cake that was bought for the speaker's birthday. Another example: "I asked my sister to clean her room, but she only did half of it. The rest is still messy." In this sentence, "half of it" refers to half of the task of cleaning the sister's room.