We have prepared some examples of present perfect continuous tense.
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| Present "think" | I | think | |
| Present Continuous "think" | I | am thinking | |
| Simple past "think" | I | thought | |
| Past Continuous "think" | I | was thinking | |
| Present perfect "think" | I | have thought | |
| Present perfect continuous "think" | I | have been thinking | |
| Past perfect "think" | I | had thought | |
| Past perfect continuous "think" | I | had been thinking | |
| Future "think" | I | will think | |
| Future continuous "think" | I | will be thinking | |
| Future perfect "think" | I | will have thought | |
| Future perfect continuous "think" | I | will have been thinking |