--What's wrong with your uncle?--- We're sure____ something is wrong with him, but we doubt_____ the disease can kill him.
The doctor advised my father to________smoking.
They are used to________classical music and it makes them feel relaxed.
When I walked past the playground,I saw many boys________basketball.
They agreed________to a picnic on a sunny day.
I didn’t________my temperature,but I knew I had a fever.