Idioms
Error corrections
Collocations
General Knowledge
Riddles
100

Under the weather

Feeling ill / Getting a cold

100

The largest knowing insects are found in tropical rain forests.

"The largest known insects are found in tropical rain forests."

"Known" is the correct past participle form to describe the insects that are recognized as the largest.

100

Do you _____ a diary?

Do you keep a diary?

100

What is the national bird of the United States?

Eagle

100

What question can you never say yes to?

“Are you asleep?”

200

Cold feet

Becoming nervous

200

Today’s farmers have increased milk production greatly through improved methods of breeding, feeding, and manage dairy cattle. 

Today’s farmers have increased milk production greatly through improved methods of breeding, feeding, and managing dairy cattle.

The word "manage" is incorrect because it does not match the form of the other verbs in the list. The sentence lists actions as gerunds (verbs ending in -ing that function as nouns), so "manage" should be changed to "managing" to maintain parallel structure.

200

They _____ close to hitting each other.

They came close to hitting each other.

200

How many teeth does an adult human have?

32

200

What begins with an “e” and only contains one letter?

An envelope.

300

Call it a day

To stop doing something

300

Although many eateries publish caloric information of their websites, or even on food packaging, advocates of labeling say diners need to be able to read the information while decided what to do.  

Although many eateries publish caloric information of their websites, or even on food packaging, advocates of labeling say diners need to be able to read the information while deciding what to do.

"Deciding" is the correct form because it matches the present participle needed to indicate an ongoing action and it's Active Voice not Passive Voice.

300

A weekend of bad weather brought ______ rain, some strong winds and, in some cases, tornadoes as well.

A weekend of bad weather brought heavy rain, some strong winds and, in some cases, tornadoes as well.

300

What is the capital city of Canada?

Ottawa

300

What goes up but never comes down?

Your age.

400

Like riding a bicycle

A skill that you learn and will never forget

400

Money from federal grants will be divided between all the agencies according to the guidelines set up by the governor.

Money from federal grants will be divided among all the agencies according to the guidelines set up by the governor.

The word "between" is incorrect in this context because it is used when referring to two entities. When referring to more than two entities, the correct word is "among."

400

She's excited, she ______ pregnant fast.

She's excited, she got pregnant fast.

400

In what country are the 2024 Summer Olympics held?

Paris, France

400

Two fathers and two sons are in a car, yet only three people are in the car. How?

They are grandfather, father and son.

500

Taste your own medicine

It’s when someone gets treated the way they’ve been treating others

500

Each year the British tax-payer has to pay a substance amount of money to the European Union, an organization that cannot, or will not tell us how it is all spent.

Each year the British tax-payer has to pay a substantial amount of money to the European Union, an organization that cannot, or will not tell us how it is all spent.

"Substance" is incorrect in terms of grammar because it is a noun, and the sentence requires an adjective to modify the noun "amount." In this context, the adjective "substantial" correctly describes the size of the amount of money.

500

He was ____ interest in the project.

He was losing interest in the project.

500

Who painted the "Mona Lisa"?

Leonardo da Vinci

500

What word is pronounced the same if you take away four of its five letters?

Queue.