Personally, the job as a teacher _____ be challenging, for I sometimes _____ deal with some smarter but less diligent students. 

Johnny, you _________play with the knife, you_________ hurt yourself. 

I was really busy these days, otherwise I _______ to your birthday party last night.

This toy Mickey Mouse _______be Amy's. she's the only kid at the picnic.

--- ____I take the newspaper to the classroom? ---No, you mustn’t. You ______ read it only here.