Where’s David?—He ______ be in the playground because he is fond of playing basketball.

It worried her a bit _____________ her hair was turning grey.

I’m a little nervous to give an English speech this afternoon. —Come on ! Believe in ________ and you can do it.

Do you mind my taking this seat?—_______________.

I had wanted to go to England for vacation, but at last I decided_____ Canada. [ ]