--- He worked out such different questions at a very young age. --- Oh, he ______ a very smart student then.
What the sick child needs most now ______ love.
Many people _________ lose one of their senses have made great achievements.
—Do you mind my taking the books away ? —________.
The reason for his success is ______ he worked very hard.
He couldn’t ______ the fact that the money was found in his house.