Question

I. Вкажіть речення, які містять інфінітив: 1. A thermometer is a device to show the temperature of the air. 2. The put a catalyst to the flask for speeding the reaction. 3. This experiment is too important for the scientists. 4. The students went to the library. The Professor came to the library too. 5. Signals to be measured must be strong enough.

Answer 1

Ответ:

2. They put a catalyst to the flask for speeding the reaction.