Explanation

Here is a question to solve is a sentence of present tense.

Is means ہے

A means ایک

Question means سوال

Solve means حل کرنا

Present Indefinite Tense

Active Voice: Subject + Verb + Object

Passive Voice: Object + is/am/are+ third form of a verb + by + subject.

Explanation

Under the harrow means ہیرو کے نیچے

Anxiety means بے چینی

Given Idiom: To be under the harrow means by extension,

Subject to or undergoing distress, sorrow, or torment.

Explanation

How many books does she study is an interrogative sentence of Present Indefinite Tense.

How many mean کتنے یا کتنی

Book means کتاب

She means وہ

Study means مطالعہ

How many books does she study means وہ کتنی کتابوں کا مطالعہ کرتی ہے

Present Indefinite Tense

Active Voice: Subject + Verb + Object

Passive Voice: Object + is/am/are+ third form of a verb + by + subject.

Explanation

Jeer at means laugh at.

At is a preposition here.

Do not jeer at the poor غریبوں کا مذاق مت اڑاؤ

Explanation

• Active Voice: Do not laugh at me.
• Passive Voice: Let me be not laughed at. 
• Active Voice: Let + indirect object + first form of a verb + direct object.
• Passive Voice: Let + direct object + be + third form of a verb + by + indirect object.

Explanation

Relinquish (ترک کرنا، چھوڑ دینا)

Possess (مالک ہونا، رکھنا)

Assume (فرض کرنا، سنبھالنا)

Explanation

Postulate means نظریہ پیش کرنا، دعوی کرنا

Hypothesize means نظریہ قائم کرنا

Explanation

He thanked him for his kind help. (Indirect)

said to ⇒ thanked

you ⇒ him

your ⇒ his

Explanation

The question asks to convert a sentence into indirect speech (passive voice in this case).

"I remember myself being taken to the museum by my sister."

– The word "myself" is unnecessary and grammatically incorrect here.

Explanation

Kith means دوست

Stranger means اجنبی