Chuyên đề 4 : Reading có đáp án

4.   Which of the following sentences is NOT true?

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4.   Which of the following sentences is NOT true?

UFO means Unidentified Flying Object.

Many UFO sightings are hoaxes.

UFO is often used to talk about alien objects.

Over half of all reported UFO sightings are identified

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Chọn đáp án B