Read, then choose the best answer by circling the corresponding letter A, B, C or D. Radar is an electronic device that can "see" great distances (1)...... fog, rain, snow, cloud, and darkness. It can find and (2) locate missiles, aircraft, ships, cities, rainstorms, and mountains. Radar uses radio waves, (3)........... light waves, which the human eye uses in seeing. This makes it (4)........ for radar to locate many kinds of objects at (5)....... greater distances than the eye can see. Radar became an important military device during World War 11. Today, networks of radar lookout stations guard the United States and Canada 24 hours a day against (6)....... missiles and airplanes. Patrol planes and ships (7)........ the oceans with radar for hostile Ships and aircraft. Airports use radar to (8)........ planes safety to earth in fog or storms. Ships use it to steer clear of other (9)......... or icebergs. Radar helps Weathermen warn of (l 0) hurricanes or tornadoes. Trả lời câu hỏi dưới đây:(6)..............
Câu hỏi
Nhận biếtRead, then choose the best answer by circling the corresponding letter A, B, C or D.
Radar is an electronic device that can "see" great distances (1)...... fog, rain, snow, cloud, and darkness. It can find and (2) locate missiles, aircraft, ships, cities, rainstorms, and mountains. Radar uses radio waves, (3)........... light waves, which the human eye uses in seeing. This makes it (4)........ for radar to locate many kinds of objects at (5)....... greater distances than the eye can see. Radar became an important military device during World War 11. Today, networks of radar lookout stations guard the United States and Canada 24 hours a day against (6)....... missiles and airplanes. Patrol planes and ships (7)........ the oceans with radar for hostile Ships and aircraft. Airports use radar to (8)........ planes safety to earth in fog or storms. Ships use it to steer clear of other (9)......... or icebergs. Radar helps Weathermen warn of (l 0) hurricanes or tornadoes.
Trả lời câu hỏi dưới đây:
(6)..............
Đáp án đúng: A
Lời giải của Luyện Tập 365
Câu hỏi liên quan
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The word “symptoms” in line 10 is closest in meaning to ________ .
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Jane is a very ________ student.
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Chọn từ (ứng vói A, B, Choặc D) có trọng âm chính nhấn vào âm tiết có vị trí khác vói những từ còn lại.
Trả lời câu hỏi dưới đây:
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“Why is Jane upset?”
“She's disappointed because her son's low test scores prevented ______ to the university.” -
Điền từ thích hợp bằng cách chọn đáp án A, B, C hoặc D để điền vào chỗ trống trong đoạn văn từ câu 51 đến câu 60.
A pioneer in the field of telecommunications, Alexander Graham Bell was (51) _________ in 1847 in Edinburgh, Scotland. He moved to Ontario, and then to the United States, setting in Boston, before beginning his career as an inventor. Throughout his life, Bell had been interested (52) _________ the education of deaf people. This interest led him to (53) _________ the microphone and; in 1876, his “electrical speech machine,” which we now call a (54) _________ New of his invention quickly (55) _________ throughout the country, even throughout Europe. By 1878, Bell had set up the first telephone exchange in New Haven, Connecticut. By 1884, lone distance connections were (56) _________ between Boston, Massachusetts and New York City.
Bell imagined great uses for his telephone, like the model from (57) _________ 1920s, but would he ever have (58) _________ telephone lines being used to transmit video images? Since his (59) _________ in 1922, the telecommunication industry has undergone an amazing revolution. Today, non hearing people are able to use a special display telephone to communicate. Bell's “electrical speech machine” paved the way (60) _________ the information Superhighway.
Trả lời câu hỏi dưới đây:
_________ (51)
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The student was admitted even though his test scores were _____.
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Chọn từ/cụm từ thích hợp (ứng vói A, B, C hoặc D) để hoàn thành mỗi câu sau.
Trả lời cho câu hỏi dưới đây:
“Why is Jane upset?” “She's disappointed because her son's low test scores prevented ______ to the university.”
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Chọn từ có âm gạch dưới khác với các âm còn lại.
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“How did you decide what kind of car to buy?”
“After ________ all the altematives, I chose the fastest car I could find." -
“Did Bob take the test?”
“Yes, and ________ he passed it easily.”