Flying across the ocean and far into the space has mainly brought people ________.
A、service, convenience and information
B、fun, enjoyment and experience
C、nearer to the far-away planets
D、nearer to the moon and mars ion.
A、service, convenience and information
B、fun, enjoyment and experience
C、nearer to the far-away planets
D、nearer to the moon and mars ion.
A.its
B.their
C.his
D.her
We try to______the old lady that flying is safe.
A.assure
B.ensure
C.guarantee
D.secure
Robert Fulton's invention, an airphibian, can best be described as ______ .
A.a helicopter
B.a solo flying machine
C.a flying car
D.an airplane
At last she left the room and hurried to the airport only______the plane flying away.
A.seeing
B.see
C.to see
D.saw
A、with
B、up
C、to
D、on
At daybreak every day flying foxes begin to______.
A.fly out toward the sun
B.look for a new resting place
C.come back to their home
D.go out and look for food
A.very much
B.as much
C.too much
D.so much
Robert Fulton’s invention, an airphibian, can best be described as______.
A.a helicopter
B.a solo flying machine
C.a flying car
D.an airplane