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Explanation

• The United States is the world's largest crude oil-producing country.

Additional information:

• United States – 18.60 million barrels/day (mb/d)
• Saudi Arabia – 11.01 mb/d
• Russia – 10.50 mb/d
• Canada – 5.29 mb/d
• Iraq – 4–5 mb/d

Last updated 25-07-2026 by NA

Explanation

• We use agree to when talking about a proposal, plan, suggestion, request, or offer.
• Therefore, the correct sentence is: "She agrees to my proposal."
• "Agree to" means to accept or approve something.

Last verified on 11-07-2026

Explanation

He said he was reading a book.

• Direct Speech (Present Continuous “am reading”) changes into Past Continuous in Indirect Speech when reporting verb is in past tense.

• “am reading” → “was reading”

Last verified on 09-05-2026

Explanation

• "To throw in the towel" means to accept defeat or give up.
• It is used when someone admits they cannot continue.
• The idiom comes from the sport of boxing.
• A trainer throws a towel into the ring to stop the fight.
• It symbolizes surrender or quitting.

Last verified on 18-07-2026

Explanation

• If he had prepared well, he would have passed the examination.
• This is the Third Conditional.
• It is used for an unreal situation in the past.
• Structure: If + had + V3, would have + V3.
• “Had prepared” → “would have passed.”

Last verified on 13-09-2026

Explanation

• The vouchers were checked by the auditor.
• The active sentence is in the Simple Past Tense.
• Passive structure: Object + was/were + past participle (V3) + by + subject.
• “Vouchers” is plural, so were is used.
• Checked remains the past participle (V3).

Last verified on 13-09-2026

Explanation

• The preposition “Since” denotes point of time also reason.
• He has been working here since 2015.
• The preposition “For” denotes period of time.
• She has worked here for 7 years.

Last verified on 07-09-2026

Explanation

• Transient means عارضی
• Permanent means مستقل

Last verified on 09-05-2026

Explanation

• The border between Pakistan and Afghanistan is called the Durand Line.
• It was drawn in 1893.
• It was established as the official border between British India and Afghanistan.
• British representative: Sir Mortimer Durand
• Afghan ruler: Amir Abdur Rahman Khan
• Length: Around 2,640 km (2,611 km)

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Last verified on 09-06-2026

Explanation

Last verified on 23-06-2026