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【单选题】
下列有关物种多样性的叙述错误的是()
A.
物种繁多而复杂的生态系统具有较高的抵抗力稳定性
B.
生物多样性程度高,各类生物的生存机会多
C.
生物种类越繁多,引起病虫害的几率越大
D.
生物种类繁多,可以在有限的资源条件下,提高系统的生产力
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参考答案:
举一反三
【判断题】臭氧主要存在于大气圈中的电离层
A.
正确
B.
错误
【简答题】Translation: 1) Wondering whether there might be better ways to explore animal intelce than experiments designed to teach human signs, I realized what now seems obvious: if animals can think, the...
【单选题】She didn't quite understand you, because she knew ___________ English.
A.
such little
B.
a little
C.
so little
D.
just little
【判断题】对企业车间、门市部、仓库设置的不属于会计核算范围的账簿,不贴印花。对
A.
正确
B.
错误
【简答题】suspend transform adapt inflict spike shrink feature resume Medical experts said there might be more variants discovered as infections (1) _____ globally, since the mutation occurs from the virus (2) ...
【判断题】对企业车间、门市部、仓库设置的不属于会计核算范围的账簿,不贴印花。( )
A.
正确
B.
错误
【判断题】对企业车间、门市部、仓库设置的不属会计核算范围的账簿,不贴印花。
A.
正确
B.
错误
【简答题】(改错) Lit t le she knew Tom was badly ill.
【判断题】对企业车间、门市部、仓库设置的不属于会计核算范围的账簿,不贴印花。
A.
正确
B.
错误
【简答题】完形填空 She walked into the room and his eyes lit up. She didn't have to say a word.  Just being there was a proof enough to show that she __ 1 __ him. They had both __ 2 __ someone they loved.  So this ...
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