xercise 1.I Underline the subjects of these sentences and cross out the verbs, which do not agree.
1. Water boils/boil at 100 centigrade.
2. Action and reaction is/are opposite and equal.
3. A thermometer measures/measure temperature.
4. Oxygen and hydrogen is/arc gases.
5. Mathematics is/are an important subject for an engineer.
6. The light bulbs in this room produces/produce 100 watts each.
7. The liquid in those bottles is/are dangerous.
8. The result of the experiment proves/prove the law.
9. Everybody recognizes/recognize the importance of practical work.
10. A visible light has/have a wavelength of about 400 nm.![]()
1. Water boils/boil at 100 centigrade.
2. Action and reaction is/are opposite and equal.
3. A thermometer measures/measure temperature.
4. Oxygen and hydrogen is/arc gases.
5. Mathematics is/are an important subject for an engineer.
6. The light bulbs in this room produces/produce 100 watts each.
7. The liquid in those bottles is/are dangerous.
8. The result of the experiment proves/prove the law.
9. Everybody recognizes/recognize the importance of practical work.
10. A visible light has/have a wavelength of about 400 nm.
Penjelasan:
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