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请教PP语法
34. A condenser is a heat exchanger _________ steam or vapor loses heat and returns to liquid form.
what in which in whose that in which 和 that 有什么区别怎样用.
47. _________ industries, inventions, and communal endeavors of the Shakers, the best known is their fine furniture.
Of the many Their many Are the many Many of the 为什么选A,_________ industries, inventions, and communal endeavors of the Shakers, 在句中做什么成分
108. To classical (scholar), rhetoric was( important) in three spheres of (human interaction ): in law courts, in legislative assemblies, and in (public) forums.
为什么human interaction不用加THE
143. The chief editorial concern in magazine publishing is presenting a mix of news, information, and entertain, all targeted at the audience the magazine seeks to reach. 这里的publishing 是不是修饰magazine
137. Working (by )chemical reaction, and being (independence )of atmospheric oxygen, rockets are used( to power) interplanetary( space) vehicles.
BE+independence +OF为什么错了
请大家帮帮忙,谢谢先
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