Answer:

1. Simple present: Use the simple present to describe a general truth or a habitual action. This tense indicates that the statement is generally true in the past, present, and future.

• Example: The hospital admits patients whether or not they have proof of insurance.

Simple past: Use the simple past tense to describe a completed action that took place at a specific point in the past (e.g., last year, 1 hour ago, last Sunday). In the example below, the specific point of time in the past is 1998.

• Example: Zimbardo (1998) researched many aspects of social psychology.

2.Regular Past Tense Verbs

• Regular past simple verbs are those that add either a -d or -ed to the present tense form to create the past tense form. ... (They add either -d or -ed to the present tense form to make the past tense form.)