My flight to Tokyo _______ from Beijing International Airport.
-Who’s that man riding along the street. Is it Tom?-It ______ be Tom. I saw him in the library just now.
Why not _____ your friend for help when you can’t finish ______ it by yourself?
You are too late, the meeting for 30 minutes.
My teacher asks me to the poster on the wall.
—Would you like some more noodles?— . I like noodles very much.