education extra vocabulary 4MH

I have been (a)   my brains over this problem for hours.

The (a)   fees at Oxford University are enourmous!

Charity events should be part and (a)   of every school's activity.

After studying physics for 10 years he knows this subject ................ ................

(a)  

I have never suffered (a)   gladly.

Are you looking forward to your (a)   exams next month?

I have been (a)   for my mock exams for the last few weeks.

When there's a complication during an operation, surgeons have to think on their (a)   .

Is he having a bad day today or is he a bit slow on the (a)   ?

We always do our (a)   to help those who need our help.