Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

__________ some scientists use lasers for military purposes, others use them in medicine.

Câu hỏi liên quan

• Choose the best answer to the following sentences.

  How do volunteers help disadvantaged and handicapped children______ their difficulties?

• Choose the best answer from the four options given (marked A, B, C, or D) to complete each sentence: 

  We have learnt English _________ 2001:

• Most Polar seals retreat to open water during the winter, but a few types have learn to survive on and under the ice all year round.

ZUNIA12

• Many poets enhance their work by creating a contrast among realism and symbolism in a given poem.

• Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

  They decided to go__________ the danger.

• The local economy which once used to be in crisis now depends to a great extent on menial jobs provided by the recent development of ecotourism.

• The surface of the planet Venus is almost completely hid by the thick clouds that shroud it.

• Reducing gender ______ improves productivity and economic growth of a nation.

• The instructor advised the students for the procedures to follow in writing the term paper.

• The basic elements of public-opinion research are interviewers, questionnaires, tabulating equipment, and to sample  population.

• Many heavy work that was once done by hand can now be done more easily with the help of compressed air.

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

  Contract is _______ connecting students with volunteer organisation abroad.

•  If the machine _______, press this button.

• Choose the best answer A, B, C or D for the sentence: "He is in a much _______ mood than usual."

• The top of the mountain covered with snow during winter.

• The more important theorem of all in plane geometry is the Pythagorean Theorem.

• Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions:

  It is extremely important with an engineer to know how to use a computer.

• No decision will be made about my future appointment until all suitable candidates had been interviewed.

• When I came back, I realized that my camera had been disappeared.

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

  Such _____ as sugar, sugarcane, and coconut water are mostly used in Southern Vietnamese food than in Northern and Central Vietnam.