Past Perfect
Conditionals
Vocabulary
Language Skills
100

Correct the mistake in this sentence: "When the film started, we already bought our popcorn."

"When the film started, we had already bought our popcorn."

100

Identify the conditional type used in this physics rule: "If you increase the temperature of a gas, its volume increases."

Zero Conditional (used for scientific facts/general truths).

100

Originally meaning a small insect, what word do we use in IT to describe a glitch, flaw, or error in a computer program or system?

A bug.

100

Upgrade this informal sentence to make it sound more formal and academic: "The scientist thought the experiment was pretty cool because the results were huge."

"The scientist considered the experiment remarkable because the results were significant/substantial." (Accept similar elevated phrasing).

200

Explain the difference in meaning between these two situations:

  1. "When Sarah arrived, the meeting started."

  2. "When Sarah arrived, the meeting had started."

In the first, Sarah arrived just as or right before it began. In the second, she was late and missed the beginning.

200

Change this realistic situation into an imaginary, present hypothesis (Type 2): "I don't have a powerful graphics card, so I can't render this 3D animation."

"If I had a powerful graphics card, I could/would render this 3D animation."

200

What is the term for the resistance that one surface or object encounters when moving over another? (e.g., why moving parts in engines need oil).

Friction.

200

In formal debates, instead of saying "I totally disagree with your idea," what is a polite, advanced phrase you can use to challenge someone's point?

"I see your point, however..." / "I respectfully disagree" / "I beg to differ."

300

Rewrite these two sentences into one using by the time: "The hackers stole the data at 2:00 AM. The security team patched the system at 2:15 AM."

"By the time the security team patched the system, the hackers had stolen the data."

300

Complete this Type 3 conditional about a famous historical storytelling mistake: "If J.K. Rowling hadn't written Harry Potter,..."

"...millions of children wouldn't have discovered the joy of reading / someone else would have written a similar story." (Accept any grammatically correct past result).


300

This 9-letter adjective describes systems or software that are hidden, encoded, or converted into a secret code to prevent unauthorized access.

Encrypted.

300

What tech-themed idiom means "to completely understand how a new system or process works"? (e.g., "It took me a week to learn the...")

"Learn the ropes" or "Get the hang of it".

400

Identify the error in logic here: "Before the universe had expanded rapidly, the Big Bang occurred." Fix it.

The Big Bang happened first. It should be: "Before the universe expanded rapidly, the Big Bang had occurred" OR "The Big Bang had occurred before the universe expanded rapidly."

400

Rewrite this sentence using unless: "If the code doesn't pass the security audit, we will not launch the app tomorrow."

"Unless the code passes the security audit, we will not launch the app tomorrow."

400

What is the literary term for a warning or indication of a future event in a story? (e.g., a dark cloud appearing early in a movie before something bad happens).

Foreshadowing.

400

Correct the mistake in this sentence: "He told that the project was finished, but he didn't say me the truth."

"He said that the project was finished, but he didn't tell me the truth." (You tell someone something, but you say something).