Explanation

Teaching means to impart knowledge or skills to someone through instruction or example.

It is a deliberate process aimed at helping others learn and understand concepts or abilities.

Explanation

Sampling is the process of selecting a subset of individuals from a population to represent the entire group in a study.

It helps researchers collect data efficiently without surveying the whole population.

Explanation

The correct option is: He gave me all the maps freely.

This sentence is grammatically correct and conveys the intended meaning that he gave the maps without charging any money.

Explanation

On 5 May 2020, Chinese and Indian troops engaged in skirmishes 

Location: Line of Actual Control (LAC), Sino-Indian border near the disputed Pangong Lake 

Date on 5 May 2020 – 20 January 2021 (8 months, 2 weeks and 1 day)

Result: 2,000 sq km of Indian territory lost to China since June 2020.

Explanation

This quote reflects the principles of scientific management developed by Frederick Winslow Taylor. Taylor,

He known as the father of scientific management

Explanation

When students are not performing well, planning hands-on activities can be an effective strategy to re-engage them and enhance learning.

Hands-on activities make learning more interactive

And can help students better understand and apply concepts.

Explanation

The explosion of unsafe stored ammonium nitrate in the port of Beirut, Lebanon.

It was occurred on August 4, 2020.

The blast resulted in the deaths of over 200 people and caused widespread destruction in the city.

Explanation

The correct sentence is: "My whole family is worried because one of our cats seems to have disappeared."

"Cats" agrees with "one of" and "seems" matches the singular subject "one of our cats."

Explanation

The correct passive voice is: "He was not visited by me."

In passive voice, the auxiliary verb "was" is used with the past participle "visited" to form the negative construction.

Explanation

The idiom "eat like a horse" means eating excessively.

It describes someone who has a large appetite or eats a lot.