Explanation

An antonym for "fumigate" بخارات يا دھوئيں سے هوا صاف کرنے کا عمل, is "pollute" آلودہ

Explanation

The correct tag question is: "Shouldn't they?"

It confirms the positive statement "They should have worked hard" by using the negative form of the auxiliary verb in the tag.

Explanation

"Listen and practice" is a phrase.

It lacks a subject and a complete predicate, so it does not form a complete sentence.

Explanation

Cognitive development deals with brain development.

Cognitive development means how children think, explore and figure things out.

Explanation

The correct option is Trees help to create peaceful surroundings.

The word "surroundings" is a plural noun, so it requires a plural verb.

In this case, the plural verb "help" agrees with the plural subject "Trees."

Explanation

The correct option is: The Japanese couple at the back of the coach were obviously newly-weds.

In this sentence, "The Japanese couple" is the subject.

Since "couple" refers to two people, the verb should be plural.

Therefore, "were" is the correct verb form to agree with the plural subject.

Explanation

Distributive: Distributive words refer to individual members of a group considered separately (e.g., each, every).

"None" can be categorized as a distributive pronoun because it refers to not any member of the group.

Explanation

A performance test evaluates a student's ability to perform specific tasks or demonstrate particular skills according to predefined patterns or characteristics.

Explanation

Wobbly: لَڑکھَڑاتا ہُوا

Rickety:   کمزور, لاغر 

Explanation

Synonym of the word "paucity" is "scarcity" which means کمی