I called you this morning, but nobody answered.– Sorry. I ________ the flowers in the garden.

We hope our country can _______ a way to solve the problem of Diaoyu Island.

Who’s in the room? — Mr. Brown is. He a letter now.

The lady _________ dancing as a hobby in her sixties, and she is really good at it now.

What were you doing when we were playing basketball yesterday afternoon?— I ______ the classroom.