They looked modestly at the proceedings in the hall.

Who looked modestly at the proceedings in the hall?
Did they look modestly at the proceedings in the hall?
What did they do modestly at the proceedings in the hall?
How did they look at the proceedings in the hall?
Where did they look modestly at the proceedings?

She was an excellent teacher in our school.

Who was an excellent teacher in our school?
Was she an excellent teacher in our school?
What teacher was she in our school?
What was she in our school?
Where was she an excellent teacher?

In twenty years Charles had only produced forty paintings.

Who had only produced forty paintings in twenty years?
Had Charles produced only forty paintings in twenty years?
What had Charles produced in twenty years?
How many paintings had Charles produced in twenty years?
What had Charles done with forty painting in twenty years?

This song was very popular 20 years ago in England.

What was very popular 20 years ago in England?
Did this song very popular 20 years ago in England or in Russia?
What did this song do 20 years ago in England?
How did this song do very popular 20 years ago in England?
Where did this song do very popular 20 years ago?

Had this song very popular 20 years ago in England or in Russia?

A close-knit family carefully picked mushrooms on the lawn.

Who carefully picked mushrooms on the lawn?
Did a close-knit family carefully pick mushrooms on the lawn?
What did a close-knit family pick on the lawn?
Where did a close-knit family pick mushrooms?
What did a close-knit do with mushrooms?
What family carefully picked mushrooms on the lawn?

After five hours the tourist saw a small tent in front of him.

Who after five hours saw a small tent in front of him?
Did after five hours the tourist see a small tent in front of him or not?
What did after five hours the tourist … in front of him?
Where did after five hours the tourist saw a small tent?
What did after five hours … do with a small tent?
When did the tourist saw a small tent in front of him?

Who saw a small tent in front of him after five hours?
Did the tourist see a small tent after five hours in front of him or not?
What did the tourist see in front of him after five hours?
Where did the tourist see a small tent after five hours?
What did the tourist do with a small tent after five hours?
When did the tourist see a small tent in front of him?

A young man was skiing in the woods during the day.

Who was skiing in the woods during the day?
Was a young man skiing in the woods during the day?
What was a young man doing in the woods during the day?
Where was a young man skiing during the day?
What man was skiing in the woods during the day?
How long was a young man skiing in the woods?

Last weekend he went into the centre of London.

Who went into the centre of London last weekend?
Did he go into the centre of London last weekend?
What did he do with the centre of London last weekend?
Where did he go into last weekend?
Into the center of what did he go last weekend?
When did he go into the center of London?

Thanks! :)