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【单选题】
下面关于喷墨打印机特点的叙述中,错误的是()。A.
能输出彩色图像,打印效果好
B.
打印时噪音不大
C.
需要时可以多层豺打
D.
墨水成本高,消耗快
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】变异 (Variation) 是指亲代与子代、子代个体间的 。
【单选题】But Sarah said, 'Oh I expect Mum _________________ something - she always does.'
A.
has forgotten
B.
had forgotten
C.
forgot
D.
was forgetting
【简答题】Complete the sentences with the words in the boxes. Talkative intelt easygoing reserved lazy passionate stupid punctual Sarah: I am so fed up! My boss is always showing off, He thinks he’s...
【简答题】Sally has a lot of friends. She has five best friends, and the six of them are like sisters to each other, but they are all very different. Gemma is a very easy-going person. She does not get angry ea...
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