When ___ you ____ your school trip?– In five days’ time.

Can I tell Peter about the news?—No, I don’t want anyone else to know it. You _______keep it to yourself.

I don’t know ______ with this problem. It’s too hard. — You can ask Mr Wang for help.

Where is your CD?—It’s _____ the Walkman. [ ]

Mr. Smith won’t go to work if he _________this afternoon．