Worksheet for learning and practicing perfect tenses in English grammar.

Problem Analysis:

The task involves identifying and using the perfect tenses (present perfect, past perfect, and future perfect) in sentences. The perfect tenses are used to describe actions that have been completed or will be completed by a certain point in time.

#### Perfect Tenses Recap:
1. Present Perfect Tense: Used for actions that started in the past and continue up to the present.
- Formula: has/have + past participle
- Example: "I have eaten breakfast."

2. Past Perfect Tense: Used for actions that were completed before another action in the past.
- Formula: had + past participle
- Example: "I had finished my homework before he arrived."

3. Future Perfect Tense: Used for actions that will be completed by a certain time in the future.
- Formula: will have + past participle
- Example: "I will have graduated by next year."

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Task Instructions:

1. Underline the verb in each sentence and identify whether it is in the present perfect, past perfect, or future perfect tense.
2. Write the verb and its tense in parentheses after each sentence.

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Solution:

#### Step 1: Underline the verb and identify the tense.

1. My mother had wanted another apartment for a long time.
- Underlined verb: had wanted
- Tense: Past Perfect (because "had wanted" indicates an action completed before another event in the past).

2. She has complained for weeks about needing more rooms.
- Underlined verb: has complained
- Tense: Present Perfect (because "has complained" indicates an ongoing action from the past until now).

3. My parents have discussed this problem a lot.
- Underlined verb: have discussed
- Tense: Present Perfect (because "have discussed" indicates an ongoing action from the past until now).

4. Until last week, I had shared a room with my cousin.
- Underlined verb: had shared
- Tense: Past Perfect (because "had shared" indicates an action completed before another event in the past).

5. If we manage to get through this, we will have coped pretty well.
- Underlined verb: will have coped
- Tense: Future Perfect (because "will have coped" indicates an action that will be completed by a certain time in the future).

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#### Step 2: Write the verb and its tense in parentheses.

1. Dad found (past perfect) — great apartment.
- Underlined verb: found
- Tense: Past Perfect (indicates an action completed before another event in the past).

2. Mom wants (present perfect) — for us all to have more space.
- Underlined verb: wants
- Tense: Present Perfect (indicates an ongoing action from the past until now).

3. Glen got (past perfect) — for a room of his own.
- Underlined verb: got
- Tense: Past Perfect (indicates an action completed before another event in the past).

4. We move (future perfect) — twice by the end of the month.
- Underlined verb: move
- Tense: Future Perfect (indicates an action that will be completed by a certain time in the future).

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Final Answer:

1. My mother had wanted another apartment for a long time.
- Underlined verb: had wanted
- Tense: Past Perfect

2. She has complained for weeks about needing more rooms.
- Underlined verb: has complained
- Tense: Present Perfect

3. My parents have discussed this problem a lot.
- Underlined verb: have discussed
- Tense: Present Perfect

4. Until last week, I had shared a room with my cousin.
- Underlined verb: had shared
- Tense: Past Perfect

5. If we manage to get through this, we will have coped pretty well.
- Underlined verb: will have coped
- Tense: Future Perfect

6. Dad found (past perfect) — great apartment.
- Underlined verb: found
- Tense: Past Perfect

7. Mom wants (present perfect) — for us all to have more space.
- Underlined verb: wants
- Tense: Present Perfect

8. Glen got (past perfect) — for a room of his own.
- Underlined verb: got
- Tense: Past Perfect

9. We move (future perfect) — twice by the end of the month.
- Underlined verb: move
- Tense: Future Perfect

Final Answer Box:
\[
\boxed{
\text{See detailed explanations above.}
}
\]