While she_____ on the phone, a man walked into her room.

______42, Dmitry Medvedev becomes the youngest president of modern Russia. —I know he ever became very ______ his students at university. [ ]

If it _____ tomorrow morning, we’ll go out for a picnic.[ ]

My parents are busy, so I always _____ every Sunday cleaning the house.

Now the government is trying to solve the problem the school bus safety. — So we believethere will be fewer accidents in future.