What underwater action can lead to the production of pollution similar to that produced by
A.Mass dying of underwater creature.
B.Recycling of underwater waste products.
C.Decomposing flooded vegetation.
D.Abstracting underwater oil.
A.Mass dying of underwater creature.
B.Recycling of underwater waste products.
C.Decomposing flooded vegetation.
D.Abstracting underwater oil.
What does the word "appointment" (Line 2, Para.2) mean?
A.Social engagement.
B.Business activity.
C.Conversation.
D.Travelling.
A、The groundwater system
B、Canal
C、The dam
D、Karez
What is the purpose of this text? ______.
A.To warn gardeners not to underwater plants
B.To give information about general problems of gardening
C.To draw attention to the problem of overwatered plants
D.To recommend new gardeners the book about gardening
听力原文:W: Did you go to the cinema last Saturday?
M: Yes, I saw "The Tea House". The acting was excellent.
Q: What did the man do last Saturday?
(20)
A.He saw a movie.
B.He acted in a play.
C.He went to a tea house.
What is the main purpose of the television?
A.To present information about several Hawaiian volcanoes.
B.To explain a research project about an underwater volcano.
C.To demonstrate the latest use of underwater cables.
D.To discuss a study of ocean life near underwater Volcamoes.
A.The ocean is frienghtening.
B.Underwater exploration is so much cheaper than space flight.
C.He wants to make more money.
D.The space is more philosophical.
What is the most important aspect of the new scanning technique?
A.It can attract more government funding for mapping.
B.It only requires the use of an echo sounder.
C.It can measure the depth of the sea bed with accuracy.
D.It reveals important details of underwater topography.
A.They will cooperate with people
B.They will clean the big house
C.They will explore underwater objects
D.They will build different kinds of cars
A.Surging
B.Spilling
C.Plunging
D.Converging
What is the speaker's purpose in giving this talk?
A.To show how simple the mechanical aids for diving can be.
B.To provide an excuse for his changeable character.
C.To explore the philosophical issues of space travel.
D.To explain why he took up underwater exploration.
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