Daddy, can you buy me a new MP3 when you go to Beijing? —You ______ get one if you are admitted to a key middle school.

The man who thought of ________a gas engine with wheels was the inventor of the automobiles.[ ]

I’d prefer to my judgement until I know all the facts.

Jack is late again. It isof him to keep others waiting.

I’m afraid this painting is not by Picasso. It’s only a copy and so it’s _____.