A.V-perpendicular plane
B.Frontal plane
C.W-perpendicular plane
D.Horizontal plane
第1题
A.Making the fish stop swimming.
B.Causing the fish to swim away.
C.The flying of a military plane.
D.The sailing of an 165-foot-long boat.
第2题
A.Making the fish stop swimming.
B.Causing the fish to swim away.
C.The flying of a military plane.
D.The sailing of an 165-foot-long boat.
第3题
A.Making the fish stop swimming.
B.Causing the fish to swim away.
C.The flying of a military plane.
D.The sailing of an 165-foot-long boat.
第4题
A.The plane is landing in 5 minutes.
B.The flight is boarding at Gate 4.
C.The number of the Flight is A23.
D.The destination of the flight is Sydney.
第5题
A.Ultralight planes use snowmobile engines that let them cruise at about 500 miles per hour.
B.John Moody used a 12-horsepower engine to power his Icarus II hang glider.
C.The use of ultralight planes will increase in such areas as crop dusting and aerial photography.
D.Otto Lilienthal made more than 2000 flights in Germany in the 1890’s in what were actually hang gliders.
第6题
A.The railways are dead now.
B.Motorcars and planes have made the railways unnecessary.
C.We've entered the age of super-fast trains.
D.The advantages of the railways enable them to be alive even nowadays.
第7题
A.The railways are dead now.
B.Motorcars and planes have made the railways unnecessary.
C.We've entered the age of super-fast trains.
D.The advantages of the railways enable them to be alive even nowadays.
第8题
A.Moments of silence.
B.The times when the planes struck.
C.Wreath-layings, prayers.
D.Poetry of loss and remembrance.
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