听力原文:M: That last speaker was pretty boring. But he did make a few good points at the end. W: Really? I didn't catch them. I must have dozed off for a minute. Q: What does the woman mean? (15)
A.
She left the lecture for a few minutes.
B.
She was reading during the lecture.
C.
She may have fallen asleep.
D.
She misunderstood the speaker's last points.
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参考答案:
举一反三
【单选题】If total spending rises from one year to the next, then
A.
the economy must be producing a larger output of goods and services.
B.
goods and services must be selling at higher prices.
C.
either the economy must be producing a larger output of goods and services, or goods and services must be selling at higher prices, or both.
【单选题】Milk has an inelastic demand, and beef has an elastic demand. Suppose that a mysterious increase in bovine infertility decreases both the population of dairy cows and the population of beef cattle by...
A.
increase, and total consumer spending on beef will increase.
B.
increase, and total consumer spending on beef will decrease.
C.
decrease, and total consumer spending on beef will increase.
D.
decrease, and total consumer spending on beef will decrease.