It is their nearly perfect crystal structure that gives diamonds their hardness, brilliance, and transparent.

Câu hỏi liên quan

• Chọn đáp án đúng để hoàn thành các câu sau:

  The room ________ once a day.

• Identify the error in each sentence: 

  The students are going to hearing three short conversations about food. 

• Approximately 80 percent of farm income In Utah are derived from livestock products.

ZUNIA12

• The world’s rain forests are being cut down at the rate on3000 acres per hour.

• Martin was behind all the brilliant marketing schemes – he is really the ................ of the company.

• My sister attends an university in the Midwest which specializes in science.

• ________ of reading include reading for memorization (under 100 wpm), reading for learning (100 - 200 wpm), and reading for comprehension (200 - 400 wpm).

• Choose the best answer:

  There were many people lying ..................... the sun on the beach. 

• Your report is very clear and easy to understand. You ________ out everything really clearly.

• Before bridge was built, all transport across major rivers in the area were by ferryboat.

• Identify the error in each sentence:It is noisy enough in this room, so I would rather you stop shouting like that

• Mercury is not often visible because it is so near the sun to be seen.

• Allen’s not having finished his thesis did not discourage him from applying for other degree program.

• In the beginning, radios cost much more than they do today because they turned out quickly and expensively by hand.

• Identify the error in each sentence: (A) What are (B) the differences between women in old times (C) with women (D) in modern times?

• At press time, one of the four workers ...........  reinstated. for union activity had been reinstated

• Choose the best answer:

  When would you like ........? In a few minutes?

   

• We’ve heard that Janet is sick so arry is ________ by to replace her

• Choose the best answer:

  He is ...............listening to his sister’s advice. 

• When her father came home, she _______talking on the phone.