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[主观题]

Why is it difficult to say exactly how many miles of improved waterways are in operation?A

Why is it difficult to say exactly how many miles of improved waterways are in operation?

A.The most recent figures is for 1975 and the figure is declining.

B.Water transport's market there goes up and down frequently.

C.So few miles of inland waterways exist that no one has bothered to count them.

D.You must know whether to include coastwise and intercostals shipping in the figure.

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更多“Why is it difficult to say exactly how many miles of improved waterways are in operation?A”相关的问题

第1题

A. Why it is difficult to use aerial photographs in research.B. Why oceanic research is so

A. Why it is difficult to use aerial photographs in research.

B. Why oceanic research is so limited.

C. How oceanic research has helped land research.

D. How fossil remains are obtained from deep sea.Passage Two

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第2题

A.He was told to board the wrong plane.B.He was not allowed to board the plane.C.He ar

A.He was told to board the wrong plane.

B.He was not allowed to board the plane.

C.He arrived at the airport without a ticket.

D.He found it difficult to explain why he arrived so early.

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第3题

Why do people say Twitter was the best option?A.Because the computer was difficult to get

Why do people say Twitter was the best option?

A.Because the computer was difficult to get at the location of the protest.

B.Because they didn't have the password to access to the computer on the spot.

C.Because people using Twitter will bring food and supplies to them.

D.Because Twitter is an essential part in the organization.

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第4题

The reason why CASA tries to "renew the trust" (last paragraph) may be that ______.A.many

The reason why CASA tries to "renew the trust" (last paragraph) may be that ______.

A.many attorneys and social workers have cheated in the children's cases

B.CASA has good reputation so that they can earn trust very easily

C.these children's misfortunes have made it difficult for them to trust anyone or anything again

D.they have done many successful cases

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第5题

听力原文:W: Why are you so tired and upset?M: I've been taking the history course this ter

听力原文:W: Why are you so tired and upset?

M: I've been taking the history course this term. But the trouble is that I'll never get through the reading list.

Q: Why is the man worried?

(19)

A.He has lost his history book.

B.He doesn't like the history course.

C.He has to read a lot of history books.

D.He finds history difficult to understand.

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第6题

Why do most very young children with a diagnosis of autism not have an intensive treatment

A.Because their parents don't think it's necessary for their babies.

B.Because it's too expensive to receive the intensive treatment.

C.Because babies are difficult to handle at such an early age.

D.Because doctors are not sure of their skills in carrying out the treatment,

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第7题

Why does the author say that public distrust of scientists can have damaging effect
s?

A.It makes things difficult for scientists seeking research funds.

B.People would not believe scientists even when they tell the truth.

C.It may dampen the enthusiasm of scientists for independent research.

D.Scientists themselves may doubt the value of their research findings.

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第8题

Why do we need the feedback from others to help us with our self-perception()?

A、Because we can always perceive ourselves objectiveiy

B、Because it is difficult to be objective about our own behavior

C、Because it is difficult to be subjective about our own behavior

D、Because it is a way to show modesty

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第9题

The reason why employers are unwilling to keep older workers is that______.A.they are gene

The reason why employers are unwilling to keep older workers is that______.

A.they are generally difficult to manage

B.the longer they work) the higher their pension

C.their pay is higher than that of younger ones

D.younger workers are readily available

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第10题

Why do universities usually use the Library of Congress Classification System?A.Because it

Why do universities usually use the Library of Congress Classification System?

A.Because it is more popular than other systems.

B.Because it is more modern than other systems.

C.Because it is more specific in arranging subjects.

D.Because it is less difficult than other systems.

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