Explanation

• Birds is a plural noun, so we use the plural possessive adjective “their.”
• Their shows possession: the wings belong to the birds.
• Correct sentence: Birds flap their wings.

Last verified on 27-09-2026

Explanation

• He is good at mathematics.
• وہ ریاضی میں اچھا ہے۔
• The adjective “good” commonly takes the preposition “at.”
• Good at is used to show skill or ability in a subject or activity.

Last verified on 11-05-2026

Explanation

• "Off the table" means to remove something from the surface of the table.
• The correct phrase is: Take this book off the table.

Last verified on 27-09-2026

Explanation

He is allergic to plants

Allergic is an adjective used after “is.”

Allergy = noun.

Allergies = plural noun.

Explanation

• The correct sentence is "Neither the principal nor the teachers were present."
• With neither...nor, the verb agrees with the subject nearest to it.
• The nearest subject is teachers, which is plural.
• Therefore, the correct verb is were.
• This follows the rule of proximity.

Last verified on 18-07-2026