—No, it _______ be him. He is holding a meeting in the office now.
-- No, you needn't.
—Don't be shy. Believe in yourself and everything will be OK.
— I'd love to, but I . I have much work to do.
—OK. You should look after yourself well.
She a singer.
—I'm not sure. She ___________ be on the playground playing basketball.
— No, you .
— No, you __________
—No, you __________. You __________ keep it for three days.