Although this medicine can cure you _____ your illness, it has a bad effect _____ you.
It was a pity that the great writer diedhis works unfinished.
The man used what he had _____ his wife a diamond ring.
—Since you like the fur coat so much, why not buy it? —Well, I can’t afford coat.
No sooner had he finished his talk he was surrounded by the workers.
physics, he likes maths better.