if the average of the consecutive even integers a,b, and c is less than 13a, which of the following best describes the value of a?
答案: a is positive
为什么呢?
请金老师帮忙回答下 七龙珠E卷 34
考点: 并列,时态
我自己选的A,
理由:划线外are often dragged under and drowned的 主语that指的就是seabirds, 语义,并列都符合,虽然用的是encountered但是感觉可以接受
给出的答案C,说长线 devastating 海鸟 are often dragged and drowned.
感觉从修饰结构能接受,但是句意不是很理解