Напишите 4 формы этих глаголов и переведите их с возможными вариациями,

1. supply - supplied, supplied.

supply - предявить.

supplied - предъявили.

supplied - предъявили.

2. buy - bought, bought.

buy - покупать.

bought - покупал.

bought -  покупал.

3. Find - found, found.

find - сыскать.

found - выискал.

found - отыскал.

4. build - built, built.

build - строить.

built - построили.

built - выстроили.

There is close relationship between supply and demand. 

If I want to sunbathe, I should buy appropriate clothing.

I found it difficult to solve the problem.

The bridge was built by the Romans many years ago.