Are these sentences written correctly?
Everybody conjectures what gift he will buy his wife for her berthday.

Children put an ald man into confusion by asking strange questions.

On sundays the streets of New York city are usually congested with people.

What kind of colour shirt he wore at the party?

What colour of shirt he was in at the party?

Question

Are these sentences written correctly?
Everybody conjectures what gift he will buy his wife for her berthday.

Children put an ald man into confusion by asking strange questions.

On sundays the streets of New York city are usually congested with people.

What kind of colour shirt he wore at the party?

What colour of shirt he was in at the party?

Answer

Everybody wonders what gift they will buy their wives for their birthdays.

Children make old men confused by asking strange questions.

On Sundays, the streets of New York city are usually congested with people.

What colour of shirt was he wearing at the party?

What colour of shirt was he in at the party?

I have corrected you as little as possible. Good work.