Explanation

He was promoted to DSP

Correct: "He was promoted DSP"  

"Promote" does not take "as" when used in passive voice.

Incorrect: "He was promoted as DSP" 

Incorrect: "He was promote DSP" (wrong verb form) 

Incorrect: "He promoted as DSP" (wrong structure) 

Explanation

The sentence "Our task had been completed before sunset" is converted to active voice,

You simply need to switch the subject and object, making "We" the subject and "our task" the object, resulting in "We had completed our task before sunset.". 

Passive voice structure: "Object + had been + verb (past participle) + by subject". 

Active voice structure: "Subject + had + verb (past participle) + object". 

Explanation

This is an odd series 

 3 3 5 5 7 7 9 9 11 11 13 13....

Explanation

Explanation

Length = 6m

Width = 5m

Height = 5m

Volume = L*W*H

=6*5*4

=120

Explanation

 Diameter – Because barometer, thermometer, and lactometer are all measuring instruments, whereas diameter is a geometric term.

Explanation

Facebook, Myspace, and Twitter are (or have been) among the most popular social networking websites.

- Facebook is widely used worldwide.  

- Myspace was very popular in the early 2000s.  

- Twitter (now X) has been a key platform for social interaction and news sharing.

Explanation

"جاہل عاقل فہامہ" ایک محاورہ ہے، جس کا مطلب ہوتا ہے ایسا شخص جو حقیقت جانتے ہوئے بھی انجان بننے کی کوشش کرے۔ یعنی وہ عقلمند ہو لیکن خود کو جاہل ظاہر کرے۔

Explanation

It works through radio waves

Wi fi speed in USA is very fast

Explanation

A pandemic is an epidemic of an infectious disease that has spread across a large region,

for instance multiple continents ,

affecting a substantial number of individuals.