题目
第1题
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.
第2题
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
第3题
第4题
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
第5题
第6题
A.Little research has been conducted on the use of oil palm shell s coarse aggregate in the production of concrete.
B.The use of oil palm shell as coarse aggregate for concrete is under-researched.
C.There isn't plenty of research on the use of oil palm shell as coarse aggregate in the production of concrete.
D.There is only a little research on the use of oil palm shell as coarse aggregate in the production of concrete.##
第7题
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