Final answer:
The sentence 'He often visited us' is in the past tense, which means he visited at some point in the past but is not visiting now.
Step-by-step explanation:
The sentence 'He often visited us' is in the past tense. In English, the form of the verb changes to indicate whether something is happening currently or has already happened - these are called verb tenses. The past tense is used for an action that has already occurred and is no longer happening. In this case, the verb 'visited' refers to a past event, which signifies the action of visiting has already taken place in the past. Examples include sentences like 'I baked a cake yesterday' or 'We went to the beach last summer' - both verbs 'baked' and 'went' signify past events.
The tense used in the sentence "He often visited us" is the past tense. The verb "visited" indicates that the action occurred in the past and no longer occurs. The use of the adverb "often" also suggests that the action happened with frequency in the past.
Learn more about Past Tense