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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】玉米丝黑穗病在北方自然条件下发病的主要侵染来源是（）。
A.
病残体和带菌种子
B.
病田土壤和带菌种子
C.
带菌种子和混有病残组织的粪肥
D.
病田土壤和混有病残组织的粪肥
【多选题】“离开渔船，走上堤岸，只见……那沉甸甸的稻谷，像一垄垄金黄的珍珠；炸蕾吐絮的棉花，像一厢厢雪白的珍珠；婆娑起舞的莲蓬，却又像一盘盘碧绿的珍珠。”中运用的修辞方式是
A.
排比
B.
明喻
C.
比拟
D.
双关
【单选题】An elm in our backyard（7）the blight (枯萎病) this summer and dropped stone dead, leafless, almost overnight. One weekend（8）was a normal-looking elm, maybe a little bare in spots but（9）alarming, and the n...
A.
There are so many new books about dying that there are now special shelves set aside for them in bookshops, along with the health-diet and home-repair paperbacks. Some of them are so（1） with detailed information and step-by-step instructions for performing the function, that you’d think this was a new sort of（2）which all of us are now required to learn. The strongest impression the casual reader gets is that proper dying has become an extraordinary,（3）an exotic experience, something only the specially trained can do.
B.
（4）, you could be led to believe that we are the only（5）capable of being aware of death, and that when the rest of nature is experiencing the life cycle and dying, one generation after（6）, it is a different kind of process, done automatically and trivially, or more "natural", as we say.