1. to(prep) Chicago (obj)
2. by(prep) car(obj)
3. By(prep) afternoon(obj)
4. for(prep) lunch(obj)
5. near(prep) river(obj)
6. on(prep) water(obj)
7. for(prep) trip(obj)
8. of(prep) Chicago(obj)
9. at(prep) motel(obj)
A preposition tells where one noun is in relation to another noun. It is always followed by a noun, which is the object of a preposition. One silly way to remember most prepositions is to think about a squirrel and a tree. A squirrel can go (through, on, under, in, off, to, by...) the tree. There are a few prepositions that just need to be remembered such as for.
Answer:
in this text illness means seasickness as mentioned but many people have this . even there is an illness in which people feel like falling down from high story which is dangerous which may cause death.
