What makes consumers happier according to the new studies？
A. Overcoming the economic crisis.
B. Affording anything at any time.
C. Spending money for an experience.
D. Having as much money as other people.
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What conclusion of the study is worthy of notice according to the passage？
A. Children tend not to read the curriculum books in summer.
B. Poor students get the lowest scores in the reading test.
Children given choice in books improve their reading.
D. Teachers' summer reading assignment fails to work on children.
If I______run out of ink, I would have finished writing the paper.
A. haven't
B. shouldn't
C. hadn't
【C1】
A. completely
B. necessarily
C. remarkably
D. essentially
【C9】
A. high
B. low
C. slight
D. large
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