9、针对下面句子关于style的改写，哪个是正确的？ You can see the difference between these two approaches to designing underground subway stations clearly.

A.The difference in designing underground subway stations can be clearly seen between these two approaches.

B.The design of these two underground subway stations clearly demonstrates the possible degree of variation.

C.You can clearly distinguish the difference between these two approaches to designing underground subway stations.

D.We can all see the difference between these two approaches to designing underground subway

A.This model is suitable for the analysis of the effects of several parameter changes.

B.You can analyze the effects of several parameter changes using this model.

C.One can use this model to analyze the effects of several parameter changes.

D.Using this model to analyze the effects of several parameter changes.

A.This model is suitable for the analysis of the effects of several parameter changes.

B.You can analyze the effects of several parameter changes using this model.

C.One can use this model to analyze the effects of several parameter changes.

D.Using this model to analyze the effects of several parameter changes.

E.Develop this model to analyze the effects of several parameter changes.

A.This model is suitable for the analysis of the effects of several parameter changes.

B.You can analyze the effects of several parameter changes using this model.

C.One can use this model to analyze the effects of several parameter changes.

D.Using this model to analyze the effects of several parameter changes.

E.Develop this model to analyze the effects of several parameter changes.

A.A number of reasons may explain as to why the price of coffee has decreased.

B.Several reasons are responsible for the falling price of coffee.

C.A number of reasons may explain the decrease in the price of coffee.

D.What are the reasons that coffee prices have fallen？ There're considerable possibilities.

E.All right, it is necessary to consider what causes the reduction of coffee price. There are plenty of possi

A.The difference in designing underground subway stations can be clearly seen between these two approaches.

B.These two underground subway station designs clearly demonstrate the possible degree of variation.

C.You can clearly distinguish the difference between these two approaches to designing underground subway stations.

D.We can see the difference between these two approaches to designing underground subway stations cle

A.The difference in designing underground subway stations can be clearly seen between these two approaches.

B.The design of these two underground subway stations clearly demonstrates the possible degree of variation.

C.You can clearly distinguish the difference between these two approaches to designing underground subway stations.

D.We can all see the difference between these two approaches to designing underground subway

A.To our knowledge, no studies have been conducted to investigate the role of smiling in obtaining the trust of strangers upon the first encounter.###SXB###B.Currently, comprehensive studies to investigate the role of smiling to obtain the trust of strangers upon the first encounter are lacking.###SXB###C.So far there hasn't been any comprehensive study investigating the role of smiling in getting the initial trust of individuals.###SXB###D.At pr