Which of the Following Rules Is Used to Form the Past

question 14

Multiple Choice

Which of the following rules is used to form the past tense of a verb?

• A) Add - ed to most verbs, but drop a final e before adding - ed .
• B) If a verb ends in a - y preceded by a consonant, change the y to i before adding - ed .
• C) Some irregular verbs form the past tense by changing the verb itself.
• D) all of the above

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Definitions:

Cellular Respiration

The process by which cells break down glucose and other molecules to produce energy in the form of ATP.

Free Energy

The portion of a system's energy that can perform work when temperature and pressure are uniform throughout the system.

ATP

Adenosine triphosphate, a molecule that carries energy within cells, crucial for nearly all biological processes.

First Law of Thermodynamics

A principle stating that energy cannot be created or destroyed, only transformed from one form to another.