Mark the letter A, B, C, or D to show the underlined part that needs correction.

Porous filters of charcoal can remove (A) dust particles from the (B) air if it is directed through them (C) in a steadily stream (D).

Mark the letter A,B,C, or D to show the underlined part that needs correction

John’s father had him repeated the poem many times.

The man............. I introduced you to last night may be the next president of the university

Choose the correct answer to complete each of the following sentences.

- “Shall I do it tomorrow?”

“I’d rather you______ it right now”.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

I have no idea where ___________.

Mark the letter A, B, C, or D to show the underlined part that needs correction in each of the following sentences.

Our friends (A) suggested to spend (B) the summer holiday on (C) an island in the Pacific Ocean (D).

Mark the letter A, B, C, or D to indicate the best answer to each of the following questions.

My father drinks a cup of_________. The caffeine helps to keep him awake.

Choose the correct answer A, B, C, or D to complete the following sentences.

My father has_____in giving up smoking.

Mark the letter A, B, C, or D to indicate the best answer to each of the following questions.

My brother has a valuable_______ of stamps.

Choose the correct answer for each of the following sentences.

The price of petrol______ by 40% over the past few years.

Mark the letter A, B, C, or D to indicate the best answer to each of the following questions.

There are not________ jobs for all of us.

Mark the letter A, B, C, or D to indicate the best answer to each of the following questions.

Nam_______ Hoa to give her the book she dropped.

 People.................. live in glass houses shouldn't throw stones

There is a mistake in the four underlined parts of each sentence. Find the mistakes (A, B, C, or D).

When we go on vacation (A), we prefer swim (B) and active sports (C) to sightseeing (D) and lying on the beach.

Choose the correct option A, B, C, or D to finish these sentences.

Computers that once took up entire rooms are now small enough to_____ desktops and into wristwatches.

Mỗi câu sau đây có một lỗi sai. Tìm và sửa các lỗi đó để có câu đúng.

Would you mind to show me your passport, sir?

Choose the best answer A, B, C, or D to complete each of the following sentences.

A: “Can I help you, Madam?” B: “

B:”____”

Choose the word or phrase (A, B, C, or D) that best fits the blank space in each sentence.

Son Doong Cave is recognised as _____ cave in the world by BCRA.

Use the correct form of the word given in each sentence  

_______, people eat sticky rice cakes at Tet.  (tradition)

Choose the correct answer to complete the following sentences.

Don’t worry about making a noise. The children are wide_________ .

Choose the correct answer to complete the following sentences.

We were all______ by emotion when we heard the news about the success of the Vietnamese Team at the International Mathematics Contest.