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【单选题】
心绞痛疼痛部位一般是( )A.
左臂内侧
B.
心前区
C.
胸骨中上段
D.
左肩
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举一反三
【单选题】“方言孤岛”现象是一个复杂的存在,这是被大多数语言学家和社会学家所认可的。但是个现象是否具有独立的研究价值,则使研究者将信将疑,许多从事文化史和语言史研究的,对这个问题也感到疑惑。上面这段话主要是想告诉人们( )
A.
大多数研究者并不承认“方言孤岛”具有独立的研究价值。
B.
语言学家与文化史研究者在“方言孤岛”研究上观点不同。
C.
研究者对“方言孤岛”是否具有独立的研究价值态度谨慎。
D.
研究者对于“方言孤岛”作为一个复杂的存在不存在分歧。
【单选题】The passage tells us that it will cost far more to repair an old computer than to ____.
A.
buy a new one.
B.
buy a new car.
C.
repair an old car.
D.
build a car from spare parts.
【单选题】The old tower must be saved, _______ the cost.
A.
however
B.
whatever
C.
whichever
D.
wherever
【单选题】It will cost time to paint the old furniture.
A.
considerate
B.
considerably
C.
considerable
【单选题】Opportunity cost is______.
A.
a cost that cannot be avoided, regardless of what is done in the future
B.
the cost of doing something as measured in terms of the value of the lost opportunity to pursue the best alternative activity with the same time and resources
C.
the additional cost of producing an additional unit of output
D.
the additional cost of buying an additional unit of a product
【简答题】听力原文：Q: What does the speaker think of old people? What does the speaker think of old people? With their wide knowledge, they can ______ young people.
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