One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Define them.

 

Stone tools began to be replaced (A) around 6,000 years ago (B) by metal tools, that were (C) used to build instruments (D) and simple machines.

Câu hỏi liên quan

• Choose the correct phrase or clause to complete each of the following sentences.

  I have never read _______ before.

• Choose one sentence that has DIFFERENT meaning to the root one.

  A successful interview means that you will be offered the job.

• Mark A, B, C, or D to show the word or phrase that needs correcting in the following sentences.

   

  We were at trouble (A) because (B) we had entered (C) the building without (D) permission.

ZUNIA12

• They are trying __________ residents from the flooded area.

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

  You can learn as much theory as you like, but you only master a skill by______it a lot.

• Tìm giới từ thích hợp để hoàn thành các câu sau.

  I’m fed………….with waiting for the phone to ring.

• Choose the best answer to complete these following sentences
  My mother is a strong person. She stays_____ even in the worst situations

   

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

  Civil Rights are the freedoms and rights__________as a member of a community, state, or nation.

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

  The cat was afraid when it saw its_________ in the mirror.

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

   

  When (A) many of (B) my friends take a shower (C) in the morning, I usually take one (D) before I go to bed.

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

  Smoking is harmful _____________ our health.

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

   _____ parents of Thomas claimed that he was at _____ home at the time of _____ robbery.

• Mark A, B, C, or D to show the word or phrase that needs correcting in the following sentences.

  Televisions are now an everyday feature (A) of most households(B), and television viewing (C) is the number one activity leisure (D).

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

  My father is_____ business now. He hasn’t returned yet.

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

  He seldom goes to the cinema,__________?

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

  The government____________ the earthquake victims with food, clothes and medicine.

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

  He hit the vase with his elbow and it________ to the floor.

• Choose the correct answer . "The earthquake _____ more than one hundred people"

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

  I finished _____________ the book and went to bed.

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

  We hope________ as volunteers in the next festival vacation.