We write on _____ on a postcard.
A. left B. a left C. the left

A postcard has a picture ____ it.
A. in B. of C. on

I want to buy _____ postcards.
A. some B. any C. much

Danny _____ an e-mail to his friend.
A. write B. wrote C. write

I often _____ to school .
A. work B. talk C. walk