Explanation

• "A black and white cow is grazing in the field."
• The subject "A black and white cow" is singular.
• So, the singular verb "is" is used.

Last verified on 28-04-2026

Explanation

• The correct preposition with “proficient” is in.
• “Proficient in” means skilled or expert in a subject.
• It is commonly used with subjects like mathematics, English, science.

Last verified on 27-04-2026

Explanation

I have been preparing for exams.

میں امتحانات کی تیاری کر رہا ہوں۔

We use for when talking about preparation.

"I am preparing for..." (Active, happening now)

Last updated by NA on 23-April-2026

Explanation

• Prepositions are used to show time, place, or direction.
• “In” is used for months, years, seasons, and long periods.
• Summer is a season, so “in” is correct.

Last verified on 22-04-2026

Explanation