(+) She writes a letter.

(-) She does not write a letter.

(?) Does she write a letter?

Passive:

(+) A letter is written by her.

(-) A letter is not written by her.

(?) Is a letter written by her?

2. Active:

(+) They clean the room.

(-) They do not clean the room.

(?) Do they clean the room?

Passive:

(+) The room is cleaned by them.

(-) The room is not cleaned by them.

(?) Is the room cleaned by them?

3. Active:

(+) He eats an apple.

(-) He does not eat an apple.

(?) Does he eat an apple?

Passive:

(+) An apple is eaten by him.

(-) An apple is not eaten by him.

(?) Is an apple eaten by him?

4. Active:

(+) The teacher teaches the lesson.

(-) The teacher does not teach the lesson.

(?) Does the teacher teach the lesson?

Passive:

(+) The lesson is taught by the teacher.

(-) The lesson is not taught by the teacher.

(?) Is the lesson taught by the teacher?

5. Active:

(+) She waters the plants.

(-) She does not water the plants.

(?) Does she water the plants?

Passive:

(+) The plants are watered by her.

(-) The plants are not watered by her.

(?) Are the plants watered by her?

1. **Active**:

- (+) She wrote a letter.

- (-) She did not write a letter.

- (?) Did she write a letter?

**Passive**:

- (+) A letter was written by her.

- (-) A letter was not written by her.

- (?) Was a letter written by her?

2. **Active**:

- (+) They cleaned the room.

- (-) They did not clean the room.

- (?) Did they clean the room?

**Passive**:

- (+) The room was cleaned by them.

- (-) The room was not cleaned by them.

- (?) Was the room cleaned by them?

3. **Active**:

- (+) He ate an apple.

- (-) He did not eat an apple.

- (?) Did he eat an apple?

**Passive**:

- (+) An apple was eaten by him.

- (-) An apple was not eaten by him.

- (?) Was an apple eaten by him?

4. **Active**:

- (+) The teacher taught the lesson.

- (-) The teacher did not teach the lesson.

- (?) Did the teacher teach the lesson?

**Passive**:

- (+) The lesson was taught by the teacher.

- (-) The lesson was not taught by the teacher.

- (?) Was the lesson taught by the teacher?

5. **Active**:

- (+) She watered the plants.

- (-) She did not water the plants.

- (?) Did she water the plants?

**Passive**:

- (+) The plants were watered by her.

- (-) The plants were not watered by her.

- (?) Were the plants watered by her?

1. **Active**:

- (+) She is writing a letter.

- (-) She is not writing a letter.

- (?) Is she writing a letter?

**Passive**:

- (+) A letter is being written by her.

- (-) A letter is not being written by her.

- (?) Is a letter being written by her?

2. **Active**:

- (+) They are cleaning the room.

- (-) They are not cleaning the room.

- (?) Are they cleaning the room?

**Passive**:

- (+) The room is being cleaned by them.

- (-) The room is not being cleaned by them.

- (?) Is the room being cleaned by them?

3. **Active**:

- (+) He is eating an apple.

- (-) He is not eating an apple.

- (?) Is he eating an apple?

**Passive**:

- (+) An apple is being eaten by him.

- (-) An apple is not being eaten by him.

- (?) Is an apple being eaten by him?

4. **Active**:

- (+) The teacher is teaching the lesson.

- (-) The teacher is not teaching the lesson.

- (?) Is the teacher teaching the lesson?

**Passive**:

- (+) The lesson is being taught by the teacher.

- (-) The lesson is not being taught by the teacher.

- (?) Is the lesson being taught by the teacher?

5. **Active**:

- (+) She is watering the plants.

- (-) She is not watering the plants.

- (?) Is she watering the plants?

**Passive**:

- (+) The plants are being watered by her.

- (-) The plants are not being watered by her.

- (?) Are the plants being watered by her?