Choose the best answer: 

________ the secret of how to make silk remained inside Asia, Europeans were forced to pay incredibly high sums of money for this mysterious material to be brought overland to Europe.

Câu hỏi liên quan

• Choose the best answer: 

   ______ in 1636, Harvard is one of the most famous universities in the United States.

• Choose the word or phrase that best completes each unfinished sentence below or substitutes for the underlined word or phrase. 

  They found some electrical ___ in the room.

• Choose the best answer: 

  ______ species of plants exist in North America that can cause an allergic skin reaction in humans.

ZUNIA12

• Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

   “Let’s go to the local open-air market.”   “______________”

• Dear Sir or Madam, 
  I would like (21) _____ a single room at your hotel for the nights of 12, 13 and 14 April. Could I possibly have a (22) _____ room with a bath? I understand you have a restaurant. Could you tell me what time the (23) ____ closes? Please let (24) _____ know if you need a deposit or a credit card number. 
  Thank you very much. I look forward to hearing from you. 
  Yours faithfully,
  Peter West

  (24)......

• Choose the words or phrases that are not correct in Standard English.

  Do (A) you go swimming (B) in (C) the river at (D)the picnic tomorrow?

• Choose the best answer: 

  I’m sure you will have an ……………….time when you attend Hoa Ban Festival. FORGET

• Choose the correct A, B, C or D to complete. They are going ____________ Halong Bay in this summer vacation.

• Choose the best answer: 

  Bats are fascinating_______ have many interesting and amazing qualities.

• Choose the underlined part among A, B, C, or D that needs correcting.

  After he graduates from university, he joined the army.

• Choose the best answer: 

  Leather shoes_____ than plastic ones.

• Choose the best answer: 

  ________ the salary meets my expectations, I will accept the job offer.

• Choose the best answer: 

  You’d better give me your answer quickly, _______ I’ll withdraw the invitation.

• Choose the best answer: Jane bought ____________ a cap yesterday.

• Choose the best answer: 

  Now you ………………from New York to Los Angeles in a matter of hours

• I thought I heard a noise_______ .
  
  

• Jane bought ____________ a cap yesterday.

   

• Choose the best answer: 

  Some people really enjoy swimming, ________ others are afraid of water.

• Choose the word or phrase that best completes each unfinished sentence below or substitutes for the underlined word or phrase. 

  Don’t come in. Please wait ____ for a few minutes.

• Choose the best answer: 

  To power their inventions, people have made use of natural energy sources, ________ coal, oil, water, and steam.