The United States Department of Agriculture says 253 million turkeys were raised from January 2013 through September. 美国农业部称2013年1月到9月期间养殖了2.53亿只火鸡。这个 through 换成 to 不是更好么?没见过 from A through B 的用法,这种用法多么?
He finds that lawyers working with serial plaintiffs will file a bundle of “drive-by” lawsuits at once, slamming businesses with vaguely-worded grievances that leave many companies wondering what they have done wrong.请问:句中 slamming 的逻辑主语是?