北師大版高中英語必修1unit1lifestylesperiod2課時訓練-免費閱讀
【正文】 ] 3． D [細節(jié)理解題。 增加：在缺詞處加一個漏字符號 (∧) ，并在其下面寫出該加的詞。past ten. For lunch， he watches and in the afternoon， he often watches another nine thirty， if there is a good play on BBC 2， he and watches it. He also takes his dog for a but doesn’t go far. He always takes his TV while walking. He couldn’t live this lifestyle a good wife. Bob is a thirty173。maturing time went on， corn began to be one of the most important farm crops for the new settlers to America. American farmers have always wanted to grow strong healthy corn plants that yield as much as the late 1800s， scientists worked on hybrid corn (雜交玉米 )． This research led to better kinds of number of farmers that used hybrid corn continued to increase throughout the 20th more farmers used hybrid corn， more corn was produced. Corn can be used to feed pigs， cattle and other farm part of the corn (even the water in it) is ， thousands of uses for corn products have been discovered， and more uses are being found each day. 1． The best title for this passage is “________” ． A． Columbus and Corn B． The History of Corn C． Ho
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