Active Voice : - In the active voice, the sentence's subject performs the action on the action's target.

Passive Voice : - In the passive voice, the target of the action is the main focus, and the verb acts upon the subject.

Conversion  of Passive Voice Sentence into Active Voice For Continuous Tense:

Present Continuous Tense:

Rule used to identify that the sentence is in Passive Form with present continuous tense is:

:subject + is/am/are + being + third form of verb + by + object.

For Example:

• The doors are being repaired by the carpenters. (passive)

The subject is 'the doors' ,object is 'the carpenters' and  'repaired'  is the third form of the verb repair. The subject 'the doors' is plural so the helping verb 'are' is used.

While converting into Active Voice the rule will be :

subject + is/am/are + first form of verb + ing + object.

In the question : -

1. A press conference is being held by Jon.

The active form of above sentence for continuous tense :

Jon is holding a press conference. In this sentence , object ( A press conference ) is converted into subject ( Jon ) , then use helping verb is because Jon is a singular subject , then use first form of verb hold with ing and then object( A press conference) .

2. A picnic is being organized by the school.

The active form of above sentence for continuous tense :

The school is organizing a picnic. In this sentence , object ( A picnic ) is converted into subject ( The school ) , then use helping verb is because The school is a singular subject , then use first form of verb organize with ing and then object( A picnic ) .

Thus , the Correct Option is D ,  which is 1. Jon is holding a press conference. 2. The school is organizing a picnic.

Active Voice : - In the active voice, the sentence's subject performs the action on the action's target.

Passive Voice : - In the passive voice, the target of the action is the main focus, and the verb acts upon the subject.

Conversion  of Passive Voice Sentence into Active Voice For Continuous Tense:

Present Continuous Tense:

Rule used to identify that the sentence is in Passive Form with present continuous tense is:

:subject + is/am/are + being + third form of verb + by + object.

For Example:

• The doors are being repaired by the carpenters. (passive)

The subject is 'the doors' ,object is 'the carpenters' and  'repaired'  is the third form of the verb repair. The subject 'the doors' is plural so the helping verb 'are' is used.

While converting into Active Voice the rule will be :

subject + is/am/are + first form of verb + ing + object.

In the question : -

Many words are being spelled by her wrongly.

The active form of above sentence for continuous tense :

She is spelling many words wrongly. In this sentence , object ( many words) is converted into subject ( she) , then use helping verb is , then use first form of verb spell with ing and then object( many words) .

Thus , the Correct Option is B , which is She is spelling many words wrongly. 

Active Voice : - In the active voice, the sentence's subject performs the action on the action's target.

Passive Voice : - In the passive voice, the target of the action is the main focus, and the verb acts upon the subject.

Rule used to identify that the sentence is in Passive Form with present continuous tense for negative sentences :

subject + is/am/are + not + being + third form of verb + by + object.

For Example:

• The truth is not being spoken by you.

The subject is the truth , object is you  and spoken is the third form of the verb speak . The subject ' the truth' is singular so the helping verb ' is ' is used .  It is a negative sentence , so we use not here .

While converting into Active Voice the rule will be :

subject + is/am/are + not + first form of verb + ing + object.

In the question : -

1. I am not being helped by them.

The active form of above sentence for continuous tense :

They are not helping me. In this sentence , object ( I ) is converted into subject ( they ) , then use helping verb are because they is a plural subject , then use first form of verb help with ing and then object( I ) .

2. The newspaper is not being read by her.

The active form of above sentence for continuous tense :

She is not reading the newspaper. In this sentence , object ( the newspaper  ) is converted into subject ( she ) , then use helping verb is because she is a singular subject , then use first form of verb read with ing and then object ( the newspaper ) .

Thus , the Correct Option is C , which is 1. They are not helping me. 2. She is not reading the newspaper.