How do you get to:
your college?
your favourite shopping centre?
the nearest cinema?

when do their office hours begin?

is mr.bell busy all day?

their office hours don't begin at 9 o’clock.

mr.bell is not busy all day.

kate's cake is tastier than ann's cake,isn't it.

cake-единственное число поэтому is.

1) didn`t wash-washed-помыл,didn`t dress-  dressed-одел,didn`t help-helped-,  didn`t play-played-поиграл,didn`t water-watered-намочил

  2) didn`t sit-sat-сел,  didn`t read-read-прочитал,didn`t see-saw-увидел,  didn`t do-did-сделал,  didn`t come-came-пришел.

1)where he being now? - he  is in garden.

2)they always do there in the morning.