3. The teacher is pleased with the improvement in my work

4.He was absent from work yesterday because he was ill

5.Was there anyone home when everyone arrived?

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1. People have liked it for hundreds of years.

2. The piano, the violin, the drum, the trumpet, ...

3. Most of the time, a composer does not sing or play his own music. He writes it all down in the form of notes.

4. A choir is a group of people who sing. An orchestra is a group of people who play musical instruments.

5. The piano, the violin, and the drum.

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3.  Some types of musical instruments are the piano, the violin, and the drum.

4. Yes, A choir is different from an orchestra.

A choir is a group of people who sing. An orchestra is a group of people who play musical instruments.

5. The piano, the violin, and the drum.