Câu hỏi:

15/04/2020 464

Read the following passage and mark the letter  A, B, C, or  D on  your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

Mobile phones emit microwave radio emissions. Researchers are questioning whether exposure to these radio waves might (36) _______ to brain cancer. So far, the data are not conclusive. The scientific evidence does not (37) _______ us to say with certainly that mobile phones are categorically (38) _______. On the other hand, current research has not yet (39) _______ clear adverse effect associated with the prolonged use of mobile phones.

Numerous studies are now going (40) _______ in various countries. Some of the results are contradictory but others have shown an association between mobile phone use and cancer. (41) _______, these studies are preliminary and the issue needs further, long - term investigation.

(42) _______ the scientific data is more definite, it is prudent for people to try not to use mobile phone for long (43) _______ of time. Don't think that hands free phones are any safer either. At the moment, research is in fact showing the (44) _______ and they may be just as dangerous. It is also thought that young people (45) _______ bodies are still growing may be at particular risk.Question 43

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Trả lời:

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Giải bởi Vietjack

Đáp án : B

Long period = khoảng thời gian dài. Quantity = số lượng. Amount = lượng. Interval = khoảng, quãng nghỉ

CÂU HỎI HOT CÙNG CHỦ ĐỀ

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Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is CLOSEST in meaning to the sentence given in each of the following questions

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Câu 2:

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Câu 3:

Neither of them will be treated preferentially, ________ ?

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Câu 4:

When he came ________, she found herself in hospital

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Câu 5:

________for the fact that he was working abroad, he would willingly have helped with the project

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Câu 6:

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is CLOSEST in meaning to the sentence given in each of the following questions

I hope to have the privilege of working with them again

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Câu 7:

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

When I came back I realized that my camera had been disappeared

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