English Grammar and vocabs practice quiz G9 Ease 3

Which of the following sentences contains a correctly used compound noun?

• She bought a water proof jacket.

• He lives in a two story house.

• I left my book in the staff room.

• The company is launching a cost effective solution.

Answer explanation

The correct choice is 'I left my book in the staff room.' because 'staff room' is a compound noun, referring to a specific type of room. The other options contain errors in their compound noun usage.

Which of these sentences uses a compound adjective correctly?

• The energy efficient system saves power.

• This is a state-of-the-art technology.

• He is a highschool student.

• The plan is longterm.

Answer explanation

The correct choice is 'This is a state-of-the-art technology.' because 'state-of-the-art' is a properly hyphenated compound adjective. The other options either lack hyphens or are incorrectly formed.

Which conditional sentence expresses an unreal or hypothetical situation?

• If she studies, she will pass.

• If I had more time, I would travel.

• If you mix blue and yellow, you get green.

• If the rain stops, we can go out.

Answer explanation

The sentence 'If I had more time, I would travel' expresses an unreal or hypothetical situation, indicating a condition that is not true in the present. The other options describe real or possible situations.

Which sentence correctly follows the third conditional structure?

• If she left earlier, she wouldn’t miss the flight.

• If people had taken action earlier, we would have reduced pollution.

• If he studies more, he will pass the exam.

• If it rains, we will cancel the trip.

Answer explanation

The correct sentence, 'If people had taken action earlier, we would have reduced pollution,' follows the third conditional structure, which expresses hypothetical situations in the past.

What is the main difference between first and second conditionals?

• The first conditional is used for imaginary situations, while the second is for real future possibilities.

• The first conditional refers to real possibilities, while the second refers to hypothetical situations.

• The first conditional only uses 'will,' while the second only uses 'would.'

• Both are used for the past.

Answer explanation

The first conditional is used for real future possibilities, indicating likely outcomes, while the second conditional deals with hypothetical or unlikely situations, often using 'would' to express these scenarios.

Which is the best way to start a formal email?

• Hey there!

• Dear Mr. Johnson,

• What’s up?

• Hi Alex,

Answer explanation

The best way to start a formal email is with a respectful greeting. 'Dear Mr. Johnson,' is appropriate for formal communication, while the other options are too casual for such contexts.

Which sentence is more suitable for an informal email?

• I hope this email finds you well.

• I am writing to request further details regarding the program.

• Wanna join the clean-up event next Saturday?

• Please let me know if you require additional information.

Answer explanation

The sentence 'Wanna join the clean-up event next Saturday?' is informal and casual, making it suitable for an informal email. The other options are more formal and structured.

Which phrase is inappropriate in a formal email?

• Best regards

• Looking forward to your response

• Wanna grab lunch sometime?

• Yours sincerely

Answer explanation

The phrase 'Wanna grab lunch sometime?' is inappropriate in a formal email due to its informal tone. In contrast, phrases like 'Best regards' and 'Yours sincerely' are suitable for formal communication.

What is the key feature of a formal email?

• Contractions and casual language

• Polite and professional tone

• Short, incomplete sentences

• Use of emojis

Answer explanation

The key feature of a formal email is a polite and professional tone. This ensures clear communication and respect, distinguishing it from informal styles that may use contractions, casual language, or emojis.

Which of the following is an appropriate closing for an informal email?

• Yours faithfully

• Looking forward to your prompt response

• See you soon!

• Sincerely,

Answer explanation

The correct choice, 'See you soon!', is an informal closing suitable for casual emails. In contrast, 'Yours faithfully' and 'Sincerely' are more formal, while 'Looking forward to your prompt response' is more of a statement than a closing.