Explanation

Active voice formula: Subject + have/has + past participle + the rest of the sentence

Passive voice formula: Object + has/have + been + past participle form of the verb + by + subject

Active voice: Students have always admitted Iqbal's poetry.

Passive voice: Iqbal’s poetry has always been admitted by students

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Explanation

 Mysterious is the correct spelling.

 Mysterious means پراسرار

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Explanation

White blood cells are called soldiers of the body, because the white blood cells provide immunity to our body. They help in fighting against diseases, infections, allergies and foreign particles.

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Explanation

Remove inverted commas.

Change the pronoun

Tomorrow into the following day

Direct: "I'll clean the car tomorrow, "Hasnain said to his father

Indirect: Hasnain told his father that he would clean the car the following day

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Explanation

Gases can dissolve in water. The dissolving of a gas in water depends on the interaction between the molecules of the gas and the water molecules.

Oxygen, Carbon dioxide, and Nitrogen are mostly soluble gases in water.

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Explanation

Potassium is the chemical element 

symbol K 

atomic number 19

Electron configuration: 4s1

Electrons per shell: 2, 8, 8, 1

Explanation

She said, "They will be leaving soon" means that she stated that they were going to leave in the near future.

The phrase "will be leaving" is in the future continuous tense, which indicates an action that will be in progress in the future.

Answer:  She said that they would be leaving soon

Explanation

We make changes in tenses of reported speech only when the reporting verb is in the past tense.

When the reported speech is an interrogative sentence we follow these steps-

Reporting verb 'said' is changed into 'asked'.

connector 'if' or 'whether' is used in place of commas.

Change the sentence, given in the reported speech, from interrogative to assertive.

Tense of reported speech is changed accordingly. ( in above sentence- 'can' changes into 'could')

 personal Pronouns of reported speech are changed as per subject and object of reporting verb.

Here, the Second person- 'You' will change into 'he' as per object - 'me' (hidden).

By following these steps we get the final sentence - " He asked the hotel receptionist if he could tell him the tariff of rooms.

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Explanation

Illegitimate is the correct spelling. 

Illegitimate means خلاف قانون 

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Explanation

Remove inverted commas.

Change ‘please’ into requested

Change the tense.

Change the pronoun

Answer: She requested me to bring her a glass of water.

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