Change to passive: When did Da Vinci paint the Mona Lisa?
When was the Mona Lisa painted (by Da Vinci)?
What is this?
This is a glass bowl.
Was this glass sculpture made in Thailand?
Yes, it was made in Thailand.
What is this?
This is a stone plate.
How / glass / this / manufactured? / was / picther
How was this glass pitcher manufactured?
Were these wood plates made in Korea?
No, they weren't. (They were made in USA)
What are these made of?
The necklaces are made of gold.
What is this made of?
The bracelet is made of silver.
for? / cloth / What / is / bag / used / this
What is this cloth bag used for?
What are these?
These are silver figures.
these / hand? / Were / wood / figures / by / carved
Were these wood figures carved by hand?
Germany? / mug / Was / ceramic / made / this / in
Was this ceramic mug made in Germany?
Change to passive: Did Da Vinci paint the Mona Lisa?
Was the Mona Lisa painted by Da Vinci?
What are these?
These are cloth earrings.