2012年大学英语六级考试考前预测卷（第一套）_第4页

 Conversation Two
22. A) A government department.
B) A standard unit for measuring weight.
C) The value of precious metals.
D) The humid weather.
23. A) Checking the accuracy of scales.
B) Calculating the density of metals.
C) Observing changes in the atmosphere.
D) Measuring amounts of rain fall.
24. A) It was eroded by some chemicals.
B) The scales are obscure.
C) The standard for measuring had changed.
D) It absorbed moisture and was inaccurate.
25. A) It is relatively cheap for so much precious metal.
B) It is difficult to judge the value ofsuch an object.
C) It is reasonable for an object with suchan important function.
D) It is too expensive for such a lightweight.
Section B

注意：此部分试题请在答题卡2上作答。

PassageOne
26. A) Water might become clean and pure.
B) People will live in a better environment.
C) There will be no police to protectpeople.
D) People need to spend more money on education.
27. A) To build hospitals and schools.
B) To build roads and railways.
C) To train the police officers.
D) To teach and train the citizens.
28. A) Some people refuse to pay taxes.
B) The rich people pay higher taxes.
C) Every citizer has a duty to pay taxes.
D) The taxes are used to make laws.