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【判断题】

电鳐、电鳗及电鲶的发电器官都是相同的。()

A.
B.
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举一反三

【单选题】The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electricmotor-is almost unbelievable, but several kinds of fish are able to do this. Eve...

A.
a mature torpedo is capable of producing enough electricity to knock down a man
B.
the mass of the fish decides the intensity of electric power it generates
C.
the strength of shock given by a young electric ray can only light the bulb of a pocket flashlight
D.
to make full use of the energy produced by electric fish, suitable wires should be available

【单选题】Part A Directions: Read the following three texts. Answer the questions on each text by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1. The idea of a fish being able to generate electricit...

A.
the capacity to generate electricity is the distinctive characteristic of the fish
B.
the current travels in an upward direction from the positive side to negative side in torpedo's electric cells
C.
some fish can produce enough electricity to drive a number of electricmotors
D.
the torpedo's electric cells have a shape with six sides

【单选题】Text 1 The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electricmotor-is almost unbelievable, but several kinds of fish are...

A.
the current in one place is not strong enough to give a shock
B.
the fish’s electric cells are filled with jelly like substance
C.
to complete the circuit, you have to touch the fish in two places
D.
a torpedo’s electric cells contain more than one electric plates

【单选题】The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electric motor--is almost unbelievable, but several kinds of fish are able to do this. E...

A.
the current in one place is not strong enough to give a shock
B.
the fish’’ s electric cells are filled with jelly-like substance
C.
to complete the circuit, you have to touch the fish in two places
D.
a torpedo’’ s electric cells contain more than one electric plates
相关题目:
【单选题】下列鱼类中有发电器官的是 。
A.
姥鲨
B.
丁氏双鳍电鳐
C.
D.
黄 鮟鱇
【单选题】The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electricmotor-is almost unbelievable, but several kinds of fish are able to do this. Eve...
A.
a mature torpedo is capable of producing enough electricity to knock down a man
B.
the mass of the fish decides the intensity of electric power it generates
C.
the strength of shock given by a young electric ray can only light the bulb of a pocket flashlight
D.
to make full use of the energy produced by electric fish, suitable wires should be available
【单选题】Part A Directions: Read the following three texts. Answer the questions on each text by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1. The idea of a fish being able to generate electricit...
A.
the capacity to generate electricity is the distinctive characteristic of the fish
B.
the current travels in an upward direction from the positive side to negative side in torpedo's electric cells
C.
some fish can produce enough electricity to drive a number of electricmotors
D.
the torpedo's electric cells have a shape with six sides
【单选题】Text 1 The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electricmotor-is almost unbelievable, but several kinds of fish are...
A.
the current in one place is not strong enough to give a shock
B.
the fish’s electric cells are filled with jelly like substance
C.
to complete the circuit, you have to touch the fish in two places
D.
a torpedo’s electric cells contain more than one electric plates
【单选题】The idea of a fish being able to generate electricity strong enough to light lamp bulbs--or even to run a small electric motor--is almost unbelievable, but several kinds of fish are able to do this. E...
A.
the current in one place is not strong enough to give a shock
B.
the fish’’ s electric cells are filled with jelly-like substance
C.
to complete the circuit, you have to touch the fish in two places
D.
a torpedo’’ s electric cells contain more than one electric plates
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