Form: present perfect
AffirmativeA declarative sentence indicating "yes"; also called a positive sentence. E.g.: John likes squash a lot.
| subjectThe person or thing that performs the action of a verb or that is described by a verb. E.g.: Andy has never been to Brunei. ("Andy") | auxiliaryA helping verb used with main verbs to express mood, voice and tense. E.g.: I can't stand when I am disturbed. ("can", "am") | verbA part of speech that expresses an action or a state. E.g.: John seldom plays tennis. (past participle) | |
|---|---|---|---|
| I You We You They |
have | been | here before. |
| He/she/it | has |
NegativeA declarative sentence indicating "no". E.g.: Tim has no friends.
| subject | auxiliary | not | verb (past participle) | |
|---|---|---|---|---|
| I You We You They |
have | not | been | here yet. |
| He/she/it | has |
InterrogativeThe sentence type used to express a direct question. E.g.: What are you doing?
| (question wordA word that introduces a wh-question. E.g.: What are you doing?) | auxiliary | subject | verb (past participle) | |
|---|---|---|---|---|
| (How many times) | have | I you we you they |
been | here before? |
| has | he/she/it |
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