Where .......... chocolate ............. (produce)?
is/produced OR was/produced
What .......... caramel ............ of? (make)
is/made
Books .................. at a bookshop. (buy)
are bought
I ............... to the tomorrow's party, and you? (invite)
am invited
Wool ................ in hot water. Otherwise it shrinks. (wash)
isn't washed
This area ................. every year. It's horrible. (flood)
is flooded
Mistakes ............. by everyone. (do)
are done OR were done
This house ............... in 1988. (build)
was built
Our flight ................... yesterday due to thick fog. (cancel)
was cancelled
No, Tom .............. to his party, so it was quite boring. (invite)
wasn't invited
This famous painting ............... by Picasso. (paint)
was painted
This photo .............. last summer in Croatia. (take)
was taken
The letter ............... by Jenny. It's her handwriting. (write)
was written
Polonium .............. by Skłodowska-Curie. (discover)
was discovered
The dogs ................ They are fine now. (cure)
were cured
Unfortunately, the ideas ............. We must think of new solutions. (accept)
weren't accepted
