According to the passage, which procedure is NOT involved in garbage recycling？
A. Separating usable products from trash.
B. Processing them so that they can be used to replace more expensive materials.
C. Returning them to markets as new products.
D. Splitting them into three categories: hazardous items, combustible waste and non-combustible waste.
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What is the author's attitude towards the change？
A. She was indifferent to the changes.
B. She preferred the past to the present.
C. She was amazed at the changes.
D. She believed that the changes were good.
They had to go on looking for two months before they eventually found a house that ______
A. suited
B. noticed
C. admired
D. appealed
Section B
Directions: In this section, there are 10 incomplete sentences. For each sentence there are 4 choices marked A, B, C and D. Choose the one that best completes the sentence. Then mark the corresponding letter with a single bar across the square brackets on your rnachine-scoring ANSWER SHEET.
Everyone in the class knows that Peter is always ______ for appointments.
A. impartial
B. impatient
C. punctual
D. impressive
By "just the tip of the iceberg" (Para. 8), Siegel suggests that ______.
A. half-brain sleep has something to do with icy weather
B. the mystery of half-brain sleep is close to being solved
C. most birds living in cold regions tend to be half sleepers
D. half-brain sleep is a phenomenon that could exist among other species
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