What ______ the doctors most was that they could not find the cause of the disease.
I have just ____ her illness. I’ll go to see her tonight.
Work hard at your lessons, and you’ll ____ your classmates.
There’s ____ water on the playground, so we won’t have the P.E. class there.
Is there ____ in today’s newspaper?
He’s already left here. You ____ have come here half an hour earlier.