If someone wants to increase there English vocabulary then they just have to read more books and find new words and learn how to use them and u will definetely increase ur vocabulary
hope i helped!
1. in and of.
2. in.
3. to.
4. of.
5. into (off could be a preposition but in this case is part of the phrasal verb 'to send off')
Answer:
I'm pretty sure the answer is And
Explanation:
