Our flat is ....... the second floor of the building.

Why don't you ask_____________ a pay increase?

He insisted ______ taking us dinner.

I don’t approve ________ your smoking. I wish you would give __________ that habit.

My headaches have been much better since I gave ____________ drinking coffee.

Many students aren't keen ....... their study at school.

She’s never satisfied ____________ what she has got.

He wore a hat, which made him look _______________ a spy.

“Is there a bank near here?” “Yes, there’s one ........... the end of the road.”

China became the third country in the world to be able to independently carry __________ manned space flights.

I'm interested (at/in/on/of) current events.

Mark Twain based the story ______his experience in the West.

There is not much correspondence .......... his ideal and mine.

This summer, he will be eligible _______ a three week vacation.

Courses like shoemaking or glass engraving provide people___________ practical skills they can do with their hands.

You should learn ____________ heart all the new words and try to use them in the context.

My cat is very fond _____ fish.

English belongs (from/to/on/in) those who use it.

Your work is .......... the average.

This variety of seed is inferior ______ the type I planted last year.

Can you help me, please? I can't see the differences .......... these words.