( ) Let’s get _________ it and have a look.
My father’s birthday is ____ April.A. in B. on C. of
My grandpa ____ in Shanghai.A. live B. lives C. lived
The two wheels ____ this bicycle were big. A. to B. of C. off
The old men and women are ____ Buckingham Palace.A. in B. on C. at
The man invented this bicycle ____ 1839.A. in B.on C. at