You are listening to an audio recording of laboratory safety instructions delivered by a workshop supervisor:
"Always wear your protective goggles before handling the mixture. Do not touch the glassware with bare hands, and never heat the solution without opening the ventilation valve. Place the test tube in the central rack immediately after taking the measurement."
According to the supervisor's direct imperative commands, which of the following is an affirmative instruction to perform rather than a prohibited action?
- ATouching the glassware with unprotected hands
- BHeating the chemical solution while the ventilation valve remains closed
- Placing the test tube in the central rack following the measurementCevap
- DWaiting until the end of the entire procedure to open the ventilation valve
Cevap
Placing the test tube in the central rack following the measurement
The supervisor uses the affirmative imperative form 'Place' to direct listeners to position the test tube in the central rack after measuring. This is a direct, positive command telling the listener what action must be carried out.
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Anahtar Kavram
Distinguishing affirmative imperative commands from negative prohibitions in spoken instructions
Tahmini Süre:45s