There ______ great changes in our city in the last ten years.

Many a student _____ going to attend themeeting tomorrow.

Mary I smoke here?– If you , choose a seat in the smoking section.[ ]

With the pressure_________, she was offwork for weeks because she couldn’t stand it any more.

Mr. Smith, why are you always asking me to do the difficult work?—Because you _______ do such a thing and nobody else is fit for it.