She ....................... a new gadget (past simple)
invented/designed
They ......................... an amazing castle (present perfect)
have built/have designed
The administrator ................just ................ a new antivirus software (present perfect)
has just installed
I .................................. my work and now it's much better. (present perfect)
have improved
My classmates ..........................a beautiful work of art. (past simple)
made / created / designed
The famous paintings were ............................. in the gallery last week. (past participle)
shown / exhibited / sold
Which sculpture .....you......? This one?
did you make / did you create
We ............................ two museums and one gallery when we were in New York.
visited / went to
