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Part A You will hear a passage about women’ s rights. Listen and complete the sentences in questions 1～5 with the information you have heard. Write not more than 3 words in each box. You will hear the recording twice. You now have 25 seconds to read the sentences in question. The packed lunches can be collected _______.

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Questions 17～20 are based on the following passage. You now have 20 seconds to read questions 17～20. According to the passage, what were dogs trained for in the past

A. For protection against other animals.
B. For protection against other dogs.
C. Just for fun.
D. For the purpose of guarding the house.

(四) 某道路工程项目，施工总承包单位项目经理部根据该工程作业内容、土质条件、运距和气象条件，综合分析相关工程和设备的情况，对本工程的施工机械进行了选择和协调。具体施工中的部分工程施工机械的配置如下： (1)对于清基和料场准备等路基施工前的准备工作，选择的施工机械与设备主要有铲运机、装载机、自卸汽车和平地机； (2)对于石方开挖工程，选择的机械与设备主要有推土机、铲运机、挖掘机、凿岩机和自卸汽车； (3)对于石方填筑工程，选择的机械与设备主要有平地机、推土机、洒水车和挖掘机。问题：平地机主要用于进行哪些作业

Questions 17～20 are based on the following passage. You now have 20 seconds to read questions 17～20. What is the most important reason for people in the city to keep dogs now

A. For companionship.
B. For amusement.
C. For protection against robbery.
D. For hunting.

A．条件(1)充分，但条件(2)不充分． B．条件(2)充分，但条件(1)不充分． C．条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． D．条件(1)充分，条件(2)也充分． E．条件(1)和(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．圆柱体的体积是32． (1)若圆柱体的侧面积是32，底半径是2 (2)若圆柱体的底面积是4，侧面展开图是一个正方形