He worked out such different questions at a very young age.— Oh, he ______ a very smart student then.

Elworth’s barn burned down, but they saved what cattle _______ were in the barn

The football match _______ the studentscompeted yesterday was very wonderful

Mr. Liu is good at painting.– ___________ . I like his pictures very much.

Many firms give away small quantities of theirproductions as _______ so that people can try them before buying.