Give the correct form of the verbs to complete the passage.

In some areas, water has to be boiled to ________ it. (pure) 

Câu hỏi liên quan

• Fill in the blanks with correct prepositions.

  We are proud ......................................................... our history.

• The accident ______ while he was driving to the office.

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

  The police are looking for a man of_______height.

ZUNIA12

• Biến đổi động từ cho trong ngoặc ở dạng hoặc thì đúng.

  She regretfully told him that she (leave)……………..the tickets at home.

•  A tropical storm is called a hurricane in North and South America when it _____ 120 kilometers per hour.

• The report ______ that prices will rise by 3% next month.

• A tornado looks like a big, dark _______ coming from the bottom of a storm cloud.

• Choose the word (A, B, C, or D) that best completes the sentence

  While Mr. Pike _____________ the piano, his wife was reading magazines in the sitting room.

• Choose one word or phrase to complete the sentence by circling its corresponding letter A, B, C, or D.

  Ernest Hemingway is well-known _____________the author of several collections of short stories.

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

  He played an active in politics until he was well over 80.

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

  The more frequent (A) you exercise(B), the greater (C) physical endurance you will have (D).

•  The public suggested that the factories ………. with waste treatment system.

• Choose one word or phrase to complete the sentence by circling its corresponding letter A, B, C, or D.

  Everyone ____________ Tom was invited to the party.

• Choose the letter A, B, C or D to complete the sentences. "After the tornado yesterday, a number of people are made __________."

• Choose the best option:

  The report warns ____ the dangers of smoking.

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

  My uncle has got a very interesting ________.He is a television announcer.

• Choose the best answer to complete these following sentences

  The ________ of the volcano was predicted in advance, so no one was injured.

• There have been some __________ eruptions in this area for the last 10 years.

• He laughed __________when he was watching “Tom and Jerry” on TV.

• Choose the right option for each gap in the following sentences.

  We hope________ as volunteers in the next festival vacation.