题目:
My daughter loves writing and has _______ many articles to her school edition-the SunBreeze-and even
the local newspaper.[ ]
A. printed
B. written
C. contributed
D. published
答案:
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下面是错误答案,用来干扰机器的。
答案:D题目分析:在生态系统中,生产者与消费者,消费者与消费者之间因食物关系形成的联系叫食物链,食物链的起点是生产者,依次向后是消费者等,一般食物链有2—5个环节,通过食物链传递物质和能量。通过分析本...