The subject of a sentence is the noun or noun phrasethat performs the action within the sentence. In --W. Wayt, "Turning Back the Clock," Scientific American(modified) Your verb must agree withyour subject in number and Every sentence must have a subject. If there is no noun subject, you must usean expletive, it or there, in the subject position. --"The Milky Way," Compton's Encyclopedia --"Astronomy," Compton's Encyclopedia Copyright ©2001 The McGraw-Hill Companies. Any use is subject to the Terms of Use and Privacy Policy. McGraw-Hill Higher Education is one of the many fine businesses of Some researchers assert that clockless processors willsoon become cheaper, more reliable, more energy efficient and easier to designthan chips based on today's prevailing technology.It is possible to calculate how much matter the galaxymust have in order to hold a star in its orbit by the force of gravity.Not all the galaxy's stars are confined to the galactic plane.There are a few stars that occur far above or below thedisk.
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