---- Look! The man standing at the gate ______ be our headmaster.---- No, it _______ be him.He is holding a meeting in the office now.
If you want to go to see the movie this evening, so __ I.
-- I’m hungry, ls there any bread in the fridge? -- ______but we have cakes. Would you like to have one?
-- May I go out now. Dad? -- No. You __ let your mother know first.
We felt ________ when Liu Xiang won the first prize again in the race.
It’s not __ good idea to drive for four hours without _ break.