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软坚散结的药

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清散郁热除烦力强，治温病初起胸中烦闷及虚烦不眠效佳

Directions: In this section, you will hear 3 short passages. At the end of each passage,you will hear some questions. Both the passage and the questions will be spoken only once. After you hear 8 question,you must choose the best answerfrom the four choices markedA），B），C)and D). Then mark the corresponding letter on . Answer Sheet2 with a single line through the centre.
Passage One
Questions 26 to 29 are based on the passage you have just heard.

At school.
B. At home.
C. At Youth Clubs.
D. At Youth Centers.

某超市购进一批原来单价是2．5元的方便面，现价3元，那么半个月可以售出200桶，据以往经验，提高单价会降低销售量，每提高I元，销售量相对减少20桶，问当单价提高多少时，利润最高？（）

A. 5．75
B. 4．75
C. 5．5
D. 4．5

大多数非物质文化遗产处境都是这样，依赖“清贫孤寂”的传承人在微光烛照的小径上______，坚守着民族民间文化的最后阵地。依次填人划横线部分最恰当的一项是（）。

A. 信马由缰
B. 踽踽独行
C. 踟蹰不前
D. 步履蹒跚