I will never the days I spent with my host family in Britain. (forgetful)
Elephants are the ( large) land animals on earth.
Borrowers are expected (return) books on time.
Sorry for being late. I'm supposed to be here 20 minutes ( early).
A new big park ( build) in our city next year.
It's never too old to learn. Karl Max began to learn Russian in his ( fifty).