Active and Passive Voice English Worksheet for grammar practice.

To solve the problem, we need to convert the given sentences from Active Voice to Passive Voice. Here's a step-by-step explanation of how to do this:

Rules for Converting Active Voice to Passive Voice:

1. Identify the subject, verb, and object in the active sentence.
2. Make the object of the active sentence the subject of the passive sentence.
3. Use the appropriate form of the verb "to be" (e.g., is, am, are, was, were) followed by the past participle of the main verb.
4. Optionally, include the agent (the original subject of the active sentence) using "by."

Solutions:

#### 1. He keeps me waiting.
- Active: Subject = He, Verb = keeps, Object = me
- Passive: Me (Object) becomes the subject. Use "am kept."
- Sentence: I am kept waiting by him.

#### 2. The boy is climbing the cliff.
- Active: Subject = The boy, Verb = is climbing, Object = the cliff
- Passive: The cliff (Object) becomes the subject. Use "is being climbed."
- Sentence: The cliff is being climbed by the boy.

#### 3. You cannot pump the ocean dry.
- Active: Subject = You, Verb = cannot pump, Object = the ocean
- Passive: The ocean (Object) becomes the subject. Use "cannot be pumped."
- Sentence: The ocean cannot be pumped dry by you.

#### 4. I bought the baby a doll.
- Active: Subject = I, Verb = bought, Object = the baby a doll
- Passive: The baby (indirect object) or the doll (direct object) can be made the subject. Here, let's make "the doll" the subject.
- Use "was bought."
- Sentence: The doll was bought for the baby by me.

#### 5. We saw you and him.
- Active: Subject = We, Verb = saw, Object = you and him
- Passive: You and him (Objects) become the subjects. Use "were seen."
- Sentence: You and he were seen by us.

#### 6. They asked me my name.
- Active: Subject = They, Verb = asked, Object = me my name
- Passive: Me (Object) becomes the subject. Use "was asked."
- Sentence: I was asked my name by them.

#### 7. We refused them admission.
- Active: Subject = We, Verb = refused, Object = them admission
- Passive: Admission (Object) becomes the subject. Use "was refused."
- Sentence: Admission was refused to them by us.

#### 8. They found him guilty of murder.
- Active: Subject = They, Verb = found, Object = him guilty of murder
- Passive: Him (Object) becomes the subject. Use "was found."
- Sentence: He was found guilty of murder by them.

#### 9. A thunderstorm often turns milk sour.
- Active: Subject = A thunderstorm, Verb = turns, Object = milk sour
- Passive: Milk (Object) becomes the subject. Use "is often turned."
- Sentence: Milk is often turned sour by a thunderstorm.

#### 10. They saw the storm approaching.
- Active: Subject = They, Verb = saw, Object = the storm approaching
- Passive: The storm (Object) becomes the subject. Use "was seen."
- Sentence: The storm was seen approaching by them.

Final Answers:

1. I am kept waiting by him.
2. The cliff is being climbed by the boy.
3. The ocean cannot be pumped dry by you.
4. The doll was bought for the baby by me.
5. You and he were seen by us.
6. I was asked my name by them.
7. Admission was refused to them by us.
8. He was found guilty of murder by them.
9. Milk is often turned sour by a thunderstorm.
10. The storm was seen approaching by them.

Final Answer:
\boxed{
\begin{aligned}
1. & \text{ I am kept waiting by him.} \\
2. & \text{ The cliff is being climbed by the boy.} \\
3. & \text{ The ocean cannot be pumped dry by you.} \\
4. & \text{ The doll was bought for the baby by me.} \\
5. & \text{ You and he were seen by us.} \\
6. & \text{ I was asked my name by them.} \\
7. & \text{ Admission was refused to them by us.} \\
8. & \text{ He was found guilty of murder by them.} \\
9. & \text{ Milk is often turned sour by a thunderstorm.} \\
10. & \text{ The storm was seen approaching by them.}
\end{aligned}
}