A. Write the correct form on the line. Identify the form you used by writing Present, Past, or PP for past participle. 1. Currently, the police (know) of no motive for the crime.
2. Have you (speak) to anyone about your vacation plans?
3. Who (see) your solar calculator last?
4. The senior choir has (sing) a medley of show tunes.
5. Our lawn mower (run) out of gas before I finished the lawn.
6. Who could have (steal) such a heavy statue?
7. I have (write) several poems for the school newspaper.
8. The team (swim) warm-up laps before the meet.
9. Who has (take) the schedule off the bulletin board?
10. The skittish pony (throw) everyone who tries to ride it.

1. Currently, the police know of no motive for the crime.  Present

2. Have you spoken to anyone about your vacation plans?  Past Participle

3. Who saw your solar calculator last?  Past tense

4. The senior choir has sung a medley of show tunes.  Past Participle

5. Our lawn mower ran out of gas before I finished the lawn.  Past tense

6. Who could have stolen such a heavy statue?  Past Participle

7. I have written several poems for the school newspaper.  Past Participle

8. The team swam warm-up laps before the meet.  Past tense

9. Who has taken the schedule off the bulletin board?  Past Participle

10. The skittish pony throws everyone who tries to ride it. Present tense

Explanation:

The past tense is used to signify action that happened in the past. Some examples of past tenses as seen in the examples above are; saw, ran, and swam.

The present tense is used to signify action that is still occurring. Some examples as used in the above sentences are, throws, and know.

The past participles are coined from verbs and are used to denote actions that occurred in the past. Examples as used above are, sung, written, taken,  and stolen.

being buried alive

explanation: