поставьте глагол to be в нужной форме:
1. yesterday his breathing ... rapid and shallow.
2. measles ... an infections disease.
3. protruding bellies, big heads and crooked legs .... the main symptoms of rickets.

1. Yesterday his breathing was rapid and shallow. 2. Measles is an infections disease. 3. Protruding bellies, big heads and crooked legs are the main symptoms of rickets.