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Q. #3006 (CAT-I)
Change the voice: We must take care of all living species on Earth.
A.
All living species on Earth are taken care of by us
B.
All living species on Earth must be taken care by us
C.
All living species on Earth must be taken care of by us
D.
All living species on Earth will be taken care of by us
Why this is correct:
1. **Rule for Modal Verbs in Passive Voice:**
$$\text{Subject} + \text{Modal (must)} + \text{Verb (base form)} + \text{Object}$$
*changes to:*
$$\text{Object} + \text{Modal (must)} + \mathbf{be} + \text{Past Participle } (V_3) + \text{by} + \text{Subject}$$
2. Applying the rule:
- **Active:** We (*Subject*) + must (*Modal*) + take care of (*Verb*) + all living species on Earth (*Object*).
- **Passive:** All living species on Earth (*Object*) + **must be** + **taken care of** (*$V_3$*) + **by us** (*Subject*).
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Q. #3005 (CAT-I)
Change the voice: It is impossible to do this.
A.
Doing this is impossible
B.
This is impossible to be done
C.
This must not be done
D.
This can't be done
Option B is the correct answer according to official curriculum guidelines.
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Tense
Q. #3004 (CAT-I)
Change the voice: Please shut the door and go to sleep.
A.
You are requested to shut the door and go to sleep
B.
Let the door be shut and you be asleep
C.
Let the door be shut and you be requested to go to sleep.
D.
The door is to be shut and you are requested to sleep
Option A is the correct answer according to official curriculum guidelines.
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Tense
Q. #3003 (CAT-I)
Change the voice: They have published all the details of the invention.
A.
All the details of the invention have been published by them
B.
The publication of the details of invention was done by them
C.
All the details have been invented by the publishers
D.
All the inventions have been detailed by them
Option A is the correct answer according to official curriculum guidelines.
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Tense
Q. #3002 (CAT-I)
Change the voice: One must keep one's promises.
A.
One's promises are kept
B.
One's promises must kept
C.
Promises must be kept
D.
One's promise must be kept
Option C is the correct answer according to official curriculum guidelines.
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Tense
Q. #3001 (CAT-I)
Change the voice: The shopkeeper lowered the prices.
A.
The prices lowered the shopkeeper
B.
The prices were lowered by the shopkeeper
C.
Down went the prices
D.
The shopkeeper got down the prices
Option B is the correct answer according to official curriculum guidelines.
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Tense
Q. #3000 (CAT-I)
Change the voice: Has anybody answered your question?
A.
Has your question been answered?
B.
Anybody has answered your question
C.
Has your question been answered
D.
Have you answered your question
Option A is the correct answer according to official curriculum guidelines.
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Q. #2999 (CAT-I)
Change the voice: The burglar destroyed several items in the room. Even the carpet has been torn.
A.
Several items were destroyed in the room by the burglar. Even the carpet he has torn
B.
Several items in the room were destroyed by the burglar. Even the carpet was torn
C.
Including the carpet, several items in the room have been torn by the burglar
D.
Several items in the room were destroyed by the burglar; also the carpet has been torn
Option D is the correct answer according to official curriculum guidelines.
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Q. #2998 (CAT-I)
Change the voice: The government has launched a massive tribal welfare programme in Jharkhand.
A.
A massive tribal welfare programme is launched by the government in Jharkhand
B.
A massive tribal welfare programme has been launched by the government in Jharkhand
C.
Jharkhand government has launched a massive tribal welfare programme
D.
The government in Jharkhand has launched a massive tribal welfare programme
Option B is the correct answer according to official curriculum guidelines.
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Tense
Q. #2997 (CAT-I)
Change the voice: Our task had been completed before sunset. (Change to Active)
A.
We completed our task before sunset
B.
We had completed our task before sunset
C.
We complete our task before sunset
D.
We had completed our task before sunset
Option B is the correct answer according to official curriculum guidelines.
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Tense
Q. #2996 (CAT-I)
Change the voice: One should not give unsolicited advice.
A.
Unsolicited advice should not be given
B.
Unsolicited advice can't be given
C.
Unsolicited advice may not be given
D.
Unsolicited advice should not be given
Option A is the correct answer according to official curriculum guidelines.
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Tense
Q. #2995 (CAT-I)
Change the voice: Thick clouds have overcast the sky.
A.
The sky has been overcast by thick clouds
B.
The sky overcast by thick clouds
C.
The sky is overcast by thick clouds
D.
The sky has been overcast by thick clouds
Option D is the correct answer according to official curriculum guidelines.
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Tense
Q. #2994 (CAT-I)
Change the voice: The modern means of communication have made life so much easier.
A.
Life had been made so much easier by the modern means of communication
B.
Life is being so much easier by the modern means of communication
C.
Life has been made so much easier by the modern means of communication
D.
Life was made so much easier by the modern means of communication
Option C is the correct answer according to official curriculum guidelines.
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Tense
Q. #2993 (CAT-I)
Change the voice: Gagan Narang and Vijay won bronze medals in the London Olympics.
A.
Bronze medals won by Gagan Narang and Vijay in the London Olympics
B.
Bronze medals were won by Gagan Narang and Vijay in the London Olympics
C.
Bronze medals were won by Gagan Narang and Vijay in the London Olympics
D.
Bronze medals have been won by Gagan Narang and Vijay in the London Olympics
Option B is the correct answer according to official curriculum guidelines.
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Tense
Q. #2992 (CAT-I)
Change the voice: Gandhiji started the Quit India Movement in 1942.
A.
The Quit India Movement was started by Gandhiji in 1942
B.
The Quit India Movement was been started by Gandhiji in 1942
C.
The Quit India Movement had been started by Gandhiji in 1942
D.
The Quit India Movement started by Gandhiji in 1942
Option A is the correct answer according to official curriculum guidelines.